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Earth Science: Homework Help Resource

  • Course type: Self-paced
  • Available Lessons: 211
  • Average Lesson Length: 8 min
  • Eligible for Certificate: Yes

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    What is Earth Science?
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    What is Earth Science?
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Course Summary

Get the help you need on your tough earth science homework assignments with the interactive video lessons and quizzes in this course. Our flexible learning materials are accessible to you at any time on any mobile device.
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23 Chapters in Earth Science: Homework Help Resource

23 chapters in Earth Science: Homework Help Resource

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Week {{::cp.getGoalWeekForTopic(0, 23)}}
Ch 1. Earth Science Basics: Homework Help {{cp.topicAssetIdToProgress[22872].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - What is Earth Science? Score: {{cp.lessonAssetIdToProgress[10131].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10131].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Science Vocabulary & Concepts: Study Skills & Word Parts Score: {{cp.lessonAssetIdToProgress[3601].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3601].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - The Scientific Method: Steps, Terms & Examples Score: {{cp.lessonAssetIdToProgress[3604].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3604].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - The Periodic Table: Properties of Groups and Periods Score: {{cp.lessonAssetIdToProgress[1614].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[1614].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Experimental Design in Science: Definition & Method Score: {{cp.lessonAssetIdToProgress[3602].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3602].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - The Metric System: Units and Conversion Score: {{cp.lessonAssetIdToProgress[1600].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[1600].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - How to Read Scientific Graphs & Charts Score: {{cp.lessonAssetIdToProgress[3603].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3603].bestScoreQuestions}}  Take Quiz Optional
Go to chapter Earth Science Basics: Homework Help
Practice Chapter Exam - Score: {{cp.topicAssetIdToProgress[22872].bestScoreCorrect}}/{{cp.topicAssetIdToProgress[22872].bestScoreQuestions}} Practice Chapter Exam - Earth Science Basics: Homework Help
Week {{::cp.getGoalWeekForTopic(1, 23)}}
Course Progress Best Score
Lesson 1 - Geologic Time Scale: Major Eons, Eras, Periods and Epochs Score: {{cp.lessonAssetIdToProgress[8866].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8866].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Theories of Geological Evolution: Catastrophism vs Uniformitarianism Score: {{cp.lessonAssetIdToProgress[8867].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8867].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Methods of Geological Dating: Numerical and Relative Dating Score: {{cp.lessonAssetIdToProgress[8868].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8868].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - What is Relative Dating? - Law of Superposition, Principles of Original Horizontality & Cross-Cutting Relationships Score: {{cp.lessonAssetIdToProgress[8869].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8869].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Principles of Radiometric Dating Score: {{cp.lessonAssetIdToProgress[8870].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8870].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Radiometric Dating: Methods, Uses & the Significance of Half-Life Score: {{cp.lessonAssetIdToProgress[8871].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8871].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Conditions of Fossil Preservation: Rapid Burial, Hard Parts & the Elements Score: {{cp.lessonAssetIdToProgress[8872].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8872].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - Relative Dating with Fossils: Index Fossils as Indicators of Time Score: {{cp.lessonAssetIdToProgress[8873].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8873].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - What is Rubidium? - Properties, Uses & Facts Score: {{cp.lessonAssetIdToProgress[28355].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[28355].bestScoreQuestions}}  Take Quiz Optional
Go to chapter Geologic Time and Earth Science: Homework Help
Practice Chapter Exam - Score: {{cp.topicAssetIdToProgress[22873].bestScoreCorrect}}/{{cp.topicAssetIdToProgress[22873].bestScoreQuestions}} Practice Chapter Exam - Geologic Time and Earth Science: Homework Help
Week {{::cp.getGoalWeekForTopic(2, 23)}}
Course Progress Best Score
Lesson 1 - What Are Elements? Score: {{cp.lessonAssetIdToProgress[3218].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3218].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Atomic Number and Mass Number Score: {{cp.lessonAssetIdToProgress[1607].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[1607].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - How Compounds and Molecules Are Built From Elements Score: {{cp.lessonAssetIdToProgress[3219].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3219].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Matter: Physical and Chemical Properties Score: {{cp.lessonAssetIdToProgress[1603].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[1603].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - States of Matter: Solids, Liquids, Gases, & Plasma Score: {{cp.lessonAssetIdToProgress[5362].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[5362].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Phase Change: Evaporation, Condensation, Freezing, Melting, Sublimation & Deposition Score: {{cp.lessonAssetIdToProgress[5363].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[5363].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Common Chemical Reactions and Energy Change Score: {{cp.lessonAssetIdToProgress[5364].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[5364].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - Nuclear Reaction: Definition & Examples Score: {{cp.lessonAssetIdToProgress[3881].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3881].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - Half-life: Calculating Radioactive Decay and Interpreting Decay Graphs Score: {{cp.lessonAssetIdToProgress[1624].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[1624].bestScoreQuestions}}  Take Quiz Optional
Lesson 10 - Cycles of Matter: The Nitrogen Cycle and the Carbon Cycle Score: {{cp.lessonAssetIdToProgress[2525].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2525].bestScoreQuestions}}  Take Quiz Optional
Go to chapter Properties of Matter: Homework Help
Practice Chapter Exam - Score: {{cp.topicAssetIdToProgress[22874].bestScoreCorrect}}/{{cp.topicAssetIdToProgress[22874].bestScoreQuestions}} Practice Chapter Exam - Properties of Matter: Homework Help
Week {{::cp.getGoalWeekForTopic(3, 23)}}
Course Progress Best Score
Lesson 1 - The Dynamic Earth: Internal & External Forces that Shape Earth's Surface Score: {{cp.lessonAssetIdToProgress[2520].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2520].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - The Four Spheres of Earth: Geosphere, Hydrosphere, Biosphere, and Atmosphere Score: {{cp.lessonAssetIdToProgress[13471].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13471].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Interactions of Earth's Spheres: Purpose and Examples Score: {{cp.lessonAssetIdToProgress[13472].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13472].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Earth's Internal Layers: Crust, Mantle & Core Score: {{cp.lessonAssetIdToProgress[13473].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13473].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - How Scientists Study Earth's Interior Structure Score: {{cp.lessonAssetIdToProgress[13475].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13475].bestScoreQuestions}}  Take Quiz Optional
Go to chapter Earth's Spheres and Internal Structure: Homework Help
Practice Chapter Exam - Score: {{cp.topicAssetIdToProgress[22875].bestScoreCorrect}}/{{cp.topicAssetIdToProgress[22875].bestScoreQuestions}} Practice Chapter Exam - Earth's Spheres and Internal Structure: Homework Help
Week {{::cp.getGoalWeekForTopic(4, 23)}}
Course Progress Best Score
Lesson 1 - What is Pangaea? - Theory & Definition Score: {{cp.lessonAssetIdToProgress[3255].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3255].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Plate Tectonics: A Unified Theory for Change of the Earth's Surface Score: {{cp.lessonAssetIdToProgress[2532].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2532].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Alfred Wegener's Theory of Continental Drift Score: {{cp.lessonAssetIdToProgress[2530].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2530].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Evidence for the Mechanism of Continental Drift Score: {{cp.lessonAssetIdToProgress[2531].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2531].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Major Plates of the Lithosphere: Earth's Tectonic Plates Score: {{cp.lessonAssetIdToProgress[14640].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14640].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Causes of Tectonic Plate Movement Score: {{cp.lessonAssetIdToProgress[2533].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2533].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Plate Boundaries: Convergent, Divergent, and Transform Boundaries Score: {{cp.lessonAssetIdToProgress[2534].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2534].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - Ocean Drilling as Evidence for Plate Tectonics Score: {{cp.lessonAssetIdToProgress[9070].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9070].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - Paleomagnetism and Hot Spots: Evidence for Plate Tectonics Score: {{cp.lessonAssetIdToProgress[9071].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9071].bestScoreQuestions}}  Take Quiz Optional
Lesson 10 - Sea Floor Spreading and Polar Reversal Score: {{cp.lessonAssetIdToProgress[9072].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9072].bestScoreQuestions}}  Take Quiz Optional
Go to chapter Plate Tectonics: Homework Help
Practice Chapter Exam - Score: {{cp.topicAssetIdToProgress[22876].bestScoreCorrect}}/{{cp.topicAssetIdToProgress[22876].bestScoreQuestions}} Practice Chapter Exam - Plate Tectonics: Homework Help
Week {{::cp.getGoalWeekForTopic(5, 23)}}
Course Progress Best Score
Lesson 1 - Optical Properties of Minerals: Luster, Light Transmission, Color & Streak Score: {{cp.lessonAssetIdToProgress[8531].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8531].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Crystal Shape of Minerals: Forms and Types Score: {{cp.lessonAssetIdToProgress[8532].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8532].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Mineral Strength: Tenacity, Hardness, Cleavage & Fracture Score: {{cp.lessonAssetIdToProgress[8533].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8533].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Mineral Density & Specific Gravity: Definition and Properties Score: {{cp.lessonAssetIdToProgress[8534].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8534].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Silicate Minerals: Chemical Classifications & Examples Score: {{cp.lessonAssetIdToProgress[8535].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8535].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Non-silicate Minerals: Chemical Classifications & Examples Score: {{cp.lessonAssetIdToProgress[8536].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8536].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Rocks and Minerals: Definitions and Differences Score: {{cp.lessonAssetIdToProgress[9095].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9095].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - Rock Cycle: Igneous, Sedimentary, and Metamorphic Rocks Score: {{cp.lessonAssetIdToProgress[2529].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2529].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - Types of Rocks: The Three Major Rock Groups Score: {{cp.lessonAssetIdToProgress[9096].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9096].bestScoreQuestions}}  Take Quiz Optional
Lesson 10 - Crystal: Definition, Types, Structure & Properties Score: {{cp.lessonAssetIdToProgress[17091].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[17091].bestScoreQuestions}}  Take Quiz Optional
Lesson 11 - What is a Diamond? - Definition, Types & Properties Score: {{cp.lessonAssetIdToProgress[28293].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[28293].bestScoreQuestions}}  Take Quiz Optional
Lesson 12 - What is Sulfate? - Definition, Structure & Formula Score: {{cp.lessonAssetIdToProgress[16904].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[16904].bestScoreQuestions}}  Take Quiz Optional
Lesson 13 - Common Minerals & Their Uses Score: {{cp.lessonAssetIdToProgress[367127].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[367127].bestScoreQuestions}}  Take Quiz Optional
Lesson 14 - What is Dolomite? - Definition, Structure & Uses Score: {{cp.lessonAssetIdToProgress[373155].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[373155].bestScoreQuestions}}  Take Quiz Optional
Go to chapter Minerals and Rocks: Homework Help
Practice Chapter Exam - Score: {{cp.topicAssetIdToProgress[22877].bestScoreCorrect}}/{{cp.topicAssetIdToProgress[22877].bestScoreQuestions}} Practice Chapter Exam - Minerals and Rocks: Homework Help
Week {{::cp.getGoalWeekForTopic(6, 23)}}
Course Progress Best Score
Lesson 1 - Magma: Definition & Formation Score: {{cp.lessonAssetIdToProgress[3261].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3261].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Volcanic vs Plutonic Igneous Rocks: Definition and Differences Score: {{cp.lessonAssetIdToProgress[9098].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9098].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Bowen's Reaction Series: Crystallization Process & Magmatic Differentiation Score: {{cp.lessonAssetIdToProgress[9099].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9099].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Classification of Igneous Rocks: Textures and Composition Score: {{cp.lessonAssetIdToProgress[9100].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9100].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Locating Igneous Rocks: The Relationship Between Igneous Rocks & Tectonic Plates Score: {{cp.lessonAssetIdToProgress[9101].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9101].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Extrusion: Definition, Process & Examples Score: {{cp.lessonAssetIdToProgress[28631].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[28631].bestScoreQuestions}}  Take Quiz Optional
Go to chapter Igneous Rocks: Homework Help
Practice Chapter Exam - Score: {{cp.topicAssetIdToProgress[22878].bestScoreCorrect}}/{{cp.topicAssetIdToProgress[22878].bestScoreQuestions}} Practice Chapter Exam - Igneous Rocks: Homework Help
Week {{::cp.getGoalWeekForTopic(7, 23)}}
Course Progress Best Score
Lesson 1 - What is a Volcano? - Definition & Eruptions Score: {{cp.lessonAssetIdToProgress[13129].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13129].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Types of Volcanoes: Shield, Cinder Cones & Composite Cones Score: {{cp.lessonAssetIdToProgress[13130].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13130].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Volcanic Eruption: Gases Released & Their Effects Score: {{cp.lessonAssetIdToProgress[13131].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13131].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - The Flow of Pyroclastic Materials Score: {{cp.lessonAssetIdToProgress[13132].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13132].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Volcanic Landforms: Types & Formation Score: {{cp.lessonAssetIdToProgress[13133].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13133].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Lava Flow, Pyroclastic Flow, Pyroclastic Surge & Tephra: Preventing Volcanic Hazards Score: {{cp.lessonAssetIdToProgress[13134].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13134].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Volcanic Hazards & Prevention: Landslides, Lahars & Tsunamis Score: {{cp.lessonAssetIdToProgress[13751].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13751].bestScoreQuestions}}  Take Quiz Optional
Go to chapter Volcanoes: Homework Help
Practice Chapter Exam - Score: {{cp.topicAssetIdToProgress[22879].bestScoreCorrect}}/{{cp.topicAssetIdToProgress[22879].bestScoreQuestions}} Practice Chapter Exam - Volcanoes: Homework Help
Week {{::cp.getGoalWeekForTopic(8, 23)}}
Course Progress Best Score
Lesson 1 - Mechanical Weathering: Definition, Process, Types & Examples Score: {{cp.lessonAssetIdToProgress[13135].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13135].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - What is Chemical Weathering? - Definition, Process & Examples Score: {{cp.lessonAssetIdToProgress[13136].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13136].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Factors that Affect the Rate of Weathering Score: {{cp.lessonAssetIdToProgress[13137].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13137].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - What is Soil? - Definition, Structure & Types Score: {{cp.lessonAssetIdToProgress[13138].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13138].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - What is Soil Erosion? - Definition and Causes Score: {{cp.lessonAssetIdToProgress[13139].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13139].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Soil Erosion: Effects & Prevention Score: {{cp.lessonAssetIdToProgress[13505].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13505].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Mass Wasting: Definition, Types, Causes & Processes Score: {{cp.lessonAssetIdToProgress[13263].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13263].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - Major Triggers for Mass Wasting: Water, Slopes, Vegetation Removal & Earthquakes Score: {{cp.lessonAssetIdToProgress[13264].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13264].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - Types of Wasting: Slump, Rockslide, Debris Flow & Earthflow Score: {{cp.lessonAssetIdToProgress[13265].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13265].bestScoreQuestions}}  Take Quiz Optional
Go to chapter Weathering and Erosion: Homework Help
Practice Chapter Exam - Score: {{cp.topicAssetIdToProgress[22880].bestScoreCorrect}}/{{cp.topicAssetIdToProgress[22880].bestScoreQuestions}} Practice Chapter Exam - Weathering and Erosion: Homework Help
Week {{::cp.getGoalWeekForTopic(9, 23)}}
Course Progress Best Score
Lesson 1 - Sediment: Definition, Types & Features Score: {{cp.lessonAssetIdToProgress[13734].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13734].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Detrital & Chemical Sedimentary Rocks: Definition & Differences Score: {{cp.lessonAssetIdToProgress[13735].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13735].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Lithification of Sediments: Definition & Processes Score: {{cp.lessonAssetIdToProgress[13736].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13736].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Determining the Origin of a Sedimentary Rock Score: {{cp.lessonAssetIdToProgress[13737].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13737].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Clastic Sedimentary Rocks: Definition, Types & Examples Score: {{cp.lessonAssetIdToProgress[28650].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[28650].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - What is Limestone? - Properties, Types & Uses Score: {{cp.lessonAssetIdToProgress[9458].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9458].bestScoreQuestions}}  Take Quiz Optional
Go to chapter Sedimentary Rocks - A Deeper Look: Homework Help
Practice Chapter Exam - Score: {{cp.topicAssetIdToProgress[22881].bestScoreCorrect}}/{{cp.topicAssetIdToProgress[22881].bestScoreQuestions}} Practice Chapter Exam - Sedimentary Rocks - A Deeper Look: Homework Help
Week {{::cp.getGoalWeekForTopic(10, 23)}}
Course Progress Best Score
Lesson 1 - Metamorphism of Rocks: Definition, Process & Influencing Factors Score: {{cp.lessonAssetIdToProgress[13738].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13738].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Classification of Metamorphic Rocks: Texture & Parent Score: {{cp.lessonAssetIdToProgress[13739].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13739].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Contact Metamorphism Vs. Regional Metamorphism: Definition & Differences Score: {{cp.lessonAssetIdToProgress[13740].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13740].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Foliation: Definition & Types Score: {{cp.lessonAssetIdToProgress[16949].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[16949].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Sedimentary Rocks: Definition, Types & Examples Score: {{cp.lessonAssetIdToProgress[7709].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[7709].bestScoreQuestions}}  Take Quiz Optional
Go to chapter Metamorphic Rocks - A Deeper Look: Homework Help
Practice Chapter Exam - Score: {{cp.topicAssetIdToProgress[22882].bestScoreCorrect}}/{{cp.topicAssetIdToProgress[22882].bestScoreQuestions}} Practice Chapter Exam - Metamorphic Rocks - A Deeper Look: Homework Help
Week {{::cp.getGoalWeekForTopic(11, 23)}}
Course Progress Best Score
Lesson 1 - Rock Deformation: Causes and Types Score: {{cp.lessonAssetIdToProgress[13476].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13476].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Geological Folds: Definition, Causes & Types Score: {{cp.lessonAssetIdToProgress[13477].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13477].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Geological Faults: Definition, Causes & Types Score: {{cp.lessonAssetIdToProgress[13478].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13478].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - The Processes of Mountain Building Score: {{cp.lessonAssetIdToProgress[13479].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13479].bestScoreQuestions}}  Take Quiz Optional
Go to chapter Rock Deformation and Mountain Building: Homework Help
Practice Chapter Exam - Score: {{cp.topicAssetIdToProgress[22883].bestScoreCorrect}}/{{cp.topicAssetIdToProgress[22883].bestScoreQuestions}} Practice Chapter Exam - Rock Deformation and Mountain Building: Homework Help
Week {{::cp.getGoalWeekForTopic(12, 23)}}
Course Progress Best Score
Lesson 1 - The Water Cycle: Precipitation, Condensation, and Evaporation Score: {{cp.lessonAssetIdToProgress[2524].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2524].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - The Distribution of Water on Earth Score: {{cp.lessonAssetIdToProgress[12467].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12467].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - What is Solar Power? - Uses, Advantages & Disadvantages Score: {{cp.lessonAssetIdToProgress[12468].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12468].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - How Evaporation & Transpiration Contribute to the Hydrologic Cycle Score: {{cp.lessonAssetIdToProgress[12469].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12469].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Runoff & Infiltration: Definition & Process Score: {{cp.lessonAssetIdToProgress[12470].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12470].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Brackish Water: Definition, Salinity & Density Score: {{cp.lessonAssetIdToProgress[408283].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[408283].bestScoreQuestions}}  Take Quiz Optional
Go to chapter Water Balance: Homework Help
Practice Chapter Exam - Score: {{cp.topicAssetIdToProgress[22884].bestScoreCorrect}}/{{cp.topicAssetIdToProgress[22884].bestScoreQuestions}} Practice Chapter Exam - Water Balance: Homework Help
Week {{::cp.getGoalWeekForTopic(13, 23)}}
Course Progress Best Score
Lesson 1 - Drainage Basins: Definition & Characteristics Score: {{cp.lessonAssetIdToProgress[13566].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13566].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Laminar & Turbulent Streamflows Score: {{cp.lessonAssetIdToProgress[13567].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13567].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Effect of Erosion and Deposition on Landforms Score: {{cp.lessonAssetIdToProgress[2526].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2526].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - How a Landform Diagram Describes the Geological Progression of a Landscape Score: {{cp.lessonAssetIdToProgress[2527].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2527].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - The Formation of Stream Valleys Score: {{cp.lessonAssetIdToProgress[13568].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13568].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Base Level of a Stream: Definition & Effect on Erosion Score: {{cp.lessonAssetIdToProgress[13569].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13569].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Bedrock Channels: Formation & Process Score: {{cp.lessonAssetIdToProgress[13570].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13570].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - Alluvial Channels: Definition & Types Score: {{cp.lessonAssetIdToProgress[13571].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13571].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - Alluvial Fan: Definition & Formation Score: {{cp.lessonAssetIdToProgress[28651].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[28651].bestScoreQuestions}}  Take Quiz Optional
Lesson 10 - Bedrock: Definition & Composition Score: {{cp.lessonAssetIdToProgress[36465].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[36465].bestScoreQuestions}}  Take Quiz Optional
Go to chapter Running Water: Homework Help
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Week {{::cp.getGoalWeekForTopic(14, 23)}}
Course Progress Best Score
Lesson 1 - Groundwater System: Definition & Geological Role Score: {{cp.lessonAssetIdToProgress[13480].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13480].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Factors that Influence Groundwater Movement Score: {{cp.lessonAssetIdToProgress[13481].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13481].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Springs: Definition, Formation & Types Score: {{cp.lessonAssetIdToProgress[13482].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13482].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Wells: Definition & Types Score: {{cp.lessonAssetIdToProgress[13483].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13483].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Environmental Problems Associated With Groundwater Score: {{cp.lessonAssetIdToProgress[13484].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13484].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Caverns & Sinkholes: Definition, Formation & Effects Score: {{cp.lessonAssetIdToProgress[13485].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13485].bestScoreQuestions}}  Take Quiz Optional
Go to chapter Ground Water: Homework Help
Practice Chapter Exam - Score: {{cp.topicAssetIdToProgress[22886].bestScoreCorrect}}/{{cp.topicAssetIdToProgress[22886].bestScoreQuestions}} Practice Chapter Exam - Ground Water: Homework Help
Week {{::cp.getGoalWeekForTopic(15, 23)}}
Course Progress Best Score
Lesson 1 - What Are Glaciers? - Definition, Types & Processes Score: {{cp.lessonAssetIdToProgress[4575].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[4575].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Glacier Movement: Definition & Process Score: {{cp.lessonAssetIdToProgress[13572].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13572].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - The Effect of Accumulation & Wastage on Glacier Formation Score: {{cp.lessonAssetIdToProgress[13573].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13573].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Glacial Erosion: Definition, Processes & Features Score: {{cp.lessonAssetIdToProgress[13574].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13574].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Glacial Deposition: Definition & Results Score: {{cp.lessonAssetIdToProgress[13575].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13575].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - The Effect of Ice Age Glaciers: Formation of Pluvial Lakes Score: {{cp.lessonAssetIdToProgress[13576].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13576].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Causes of Glaciation Score: {{cp.lessonAssetIdToProgress[13577].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[13577].bestScoreQuestions}}  Take Quiz Optional
Go to chapter Glaciers: Homework Help
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Week {{::cp.getGoalWeekForTopic(16, 23)}}
Course Progress Best Score
Lesson 1 - Active & Passive Continental Margins Score: {{cp.lessonAssetIdToProgress[12397].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12397].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Ocean Basins: Definition, Formation, Features & Types Score: {{cp.lessonAssetIdToProgress[12398].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12398].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Oceanic Ridge System: Formation & Distribution Score: {{cp.lessonAssetIdToProgress[12399].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12399].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Properties of Ocean Water Score: {{cp.lessonAssetIdToProgress[12400].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12400].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Types of Marine Organisms Score: {{cp.lessonAssetIdToProgress[12401].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12401].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Ocean Circulation: Patterns & Effect on Climate Score: {{cp.lessonAssetIdToProgress[12402].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12402].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Characteristics of Shorelines & Beaches Score: {{cp.lessonAssetIdToProgress[12403].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12403].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - Waves: Types, Features & Effect on Erosion Score: {{cp.lessonAssetIdToProgress[12404].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12404].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - Contributing Factors of Longshore Transport: Beach Drift & Longshore Current Score: {{cp.lessonAssetIdToProgress[12405].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12405].bestScoreQuestions}}  Take Quiz Optional
Lesson 10 - What Are Tides? - Causes & Effects Score: {{cp.lessonAssetIdToProgress[12406].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12406].bestScoreQuestions}}  Take Quiz Optional
Lesson 11 - Abyssal Plain: Definition & Facts Score: {{cp.lessonAssetIdToProgress[31028].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[31028].bestScoreQuestions}}  Take Quiz Optional
Lesson 12 - Visible Spectrum: Definition, Wavelengths & Colors Score: {{cp.lessonAssetIdToProgress[7670].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[7670].bestScoreQuestions}}  Take Quiz Optional
Lesson 13 - What Is Salinity? - Definition & Effects Score: {{cp.lessonAssetIdToProgress[4849].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[4849].bestScoreQuestions}}  Take Quiz Optional
Go to chapter Oceans: Homework Help
Practice Chapter Exam - Score: {{cp.topicAssetIdToProgress[22888].bestScoreCorrect}}/{{cp.topicAssetIdToProgress[22888].bestScoreQuestions}} Practice Chapter Exam - Oceans: Homework Help
Week {{::cp.getGoalWeekForTopic(17, 23)}}
Course Progress Best Score
Lesson 1 - What Is a Hurricane? - Definition and Formation Score: {{cp.lessonAssetIdToProgress[12408].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12408].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Hurricanes: Categories and Effects Score: {{cp.lessonAssetIdToProgress[12592].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12592].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - The Causes & Effects of a Tsunami Score: {{cp.lessonAssetIdToProgress[12409].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12409].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - The Effects of Coastal Erosion on Shoreline Features Score: {{cp.lessonAssetIdToProgress[12410].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12410].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - The Effects of Deposition on Shoreline Features Score: {{cp.lessonAssetIdToProgress[12411].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12411].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Using Hard Stabilization on Shorelines Score: {{cp.lessonAssetIdToProgress[12412].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12412].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Alternatives to Hard Stabilization: Beach Nourishment & Relocation Score: {{cp.lessonAssetIdToProgress[12413].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12413].bestScoreQuestions}}  Take Quiz Optional
Go to chapter Coastal Hazards: Homework Help
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Week {{::cp.getGoalWeekForTopic(18, 23)}}
Course Progress Best Score
Lesson 1 - Major Components of the Atmosphere Score: {{cp.lessonAssetIdToProgress[12472].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12472].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - The Structure of the Atmosphere Score: {{cp.lessonAssetIdToProgress[12473].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12473].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - What is Solar Radiation? - Definition & Effects Score: {{cp.lessonAssetIdToProgress[12474].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12474].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Temperature, Clouds, Wind & Humidity on the Atmospheric Cycle Score: {{cp.lessonAssetIdToProgress[2521].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2521].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Mechanisms of Heat Transfer: Conduction, Convection & Radiation Score: {{cp.lessonAssetIdToProgress[12475].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12475].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - What is Humidity? - Definition, Measurements & Effects Score: {{cp.lessonAssetIdToProgress[12476].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12476].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - What is Cloud Formation? - Definition, Types & Process Score: {{cp.lessonAssetIdToProgress[12477].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12477].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - Air Lift: Definition & Processes Score: {{cp.lessonAssetIdToProgress[12478].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12478].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - What is Precipitation? - Definition, Types & Formation Score: {{cp.lessonAssetIdToProgress[12479].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12479].bestScoreQuestions}}  Take Quiz Optional
Lesson 10 - Climate Classifications & Their Global Distribution Score: {{cp.lessonAssetIdToProgress[12480].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12480].bestScoreQuestions}}  Take Quiz Optional
Lesson 11 - Natural Factors That Determine a Region's Climate Score: {{cp.lessonAssetIdToProgress[2522].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2522].bestScoreQuestions}}  Take Quiz Optional
Lesson 12 - Global Warming: Atmospheric Causes and Effect on Climate Score: {{cp.lessonAssetIdToProgress[2523].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2523].bestScoreQuestions}}  Take Quiz Optional
Lesson 13 - The Ozone Layer: Importance and the Harmful Effects of Thinning Score: {{cp.lessonAssetIdToProgress[10323].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10323].bestScoreQuestions}}  Take Quiz Optional
Lesson 14 - Greenhouse Gases and the Enhanced Greenhouse Effect Score: {{cp.lessonAssetIdToProgress[10321].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10321].bestScoreQuestions}}  Take Quiz Optional
Lesson 15 - What Is Air Pollution? - Definition, Sources & Types Score: {{cp.lessonAssetIdToProgress[10325].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10325].bestScoreQuestions}}  Take Quiz Optional
Lesson 16 - Troposphere: Definition, Facts, Temperature & Characteristics Score: {{cp.lessonAssetIdToProgress[17084].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[17084].bestScoreQuestions}}  Take Quiz Optional
Lesson 17 - Why is the Sunset Red? Score: {{cp.lessonAssetIdToProgress[187085].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[187085].bestScoreQuestions}}  Take Quiz Optional
Lesson 18 - Why is the Moon Red? Score: {{cp.lessonAssetIdToProgress[187177].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[187177].bestScoreQuestions}}  Take Quiz Optional
Lesson 19 - What is a Blue Moon? - Meaning & Cycle Score: {{cp.lessonAssetIdToProgress[187203].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[187203].bestScoreQuestions}}  Take Quiz Optional
Lesson 20 - Why Does the Moon Turn Orange? Score: {{cp.lessonAssetIdToProgress[187217].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[187217].bestScoreQuestions}}  Take Quiz Optional
Go to chapter The Atmosphere: Homework Help
Practice Chapter Exam - Score: {{cp.topicAssetIdToProgress[22890].bestScoreCorrect}}/{{cp.topicAssetIdToProgress[22890].bestScoreQuestions}} Practice Chapter Exam - The Atmosphere: Homework Help
Week {{::cp.getGoalWeekForTopic(19, 23)}}
Course Progress Best Score
Lesson 1 - Weather vs. Climate: Definition, Differences & Effects Score: {{cp.lessonAssetIdToProgress[11544].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11544].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Factors That Affect Wind: Pressure Gradient Forces, Coriolis Effect & Friction Score: {{cp.lessonAssetIdToProgress[11545].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11545].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Weather Variables: Air Pressure, Temperature & Density Score: {{cp.lessonAssetIdToProgress[11546].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11546].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - The General Circulation of the Atmosphere Score: {{cp.lessonAssetIdToProgress[11547].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11547].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Types of Air Masses & Their Effect on Weather Score: {{cp.lessonAssetIdToProgress[11548].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11548].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Understanding Weather Fronts: Types & Their Effect on Weather Score: {{cp.lessonAssetIdToProgress[11549].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11549].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - What Are Tornadoes? - Definition, Causes & The Enhanced Fujita Scale Score: {{cp.lessonAssetIdToProgress[11550].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11550].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - What Are Thunderstorms? - Definition, Types & Formation Score: {{cp.lessonAssetIdToProgress[11551].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11551].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - What Are Cyclones? - Types, Causes & Effects Score: {{cp.lessonAssetIdToProgress[11552].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11552].bestScoreQuestions}}  Take Quiz Optional
Lesson 10 - Hurricanes: Types, Formation, Causes & Effects Score: {{cp.lessonAssetIdToProgress[11553].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11553].bestScoreQuestions}}  Take Quiz Optional
Lesson 11 - The Relationship Between El Nino & La Nina Score: {{cp.lessonAssetIdToProgress[11554].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11554].bestScoreQuestions}}  Take Quiz Optional
Lesson 12 - What Are Floods? - Causes, Types & Prevention Score: {{cp.lessonAssetIdToProgress[11555].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[11555].bestScoreQuestions}}  Take Quiz Optional
Lesson 13 - Weather: Definition & Types Score: {{cp.lessonAssetIdToProgress[7713].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[7713].bestScoreQuestions}}  Take Quiz Optional
Lesson 14 - What is Fog? - Definition, Types & Causes Score: {{cp.lessonAssetIdToProgress[28607].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[28607].bestScoreQuestions}}  Take Quiz Optional
Lesson 15 - Creating Energy from Solar, Wind, and Water Sources Score: {{cp.lessonAssetIdToProgress[19255].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[19255].bestScoreQuestions}}  Take Quiz Optional
Lesson 16 - The Scientific Field of Meteorology Score: {{cp.lessonAssetIdToProgress[19914].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[19914].bestScoreQuestions}}  Take Quiz Optional
Lesson 17 - Climate Zone: Definition & Types Score: {{cp.lessonAssetIdToProgress[289867].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[289867].bestScoreQuestions}}  Take Quiz Optional
Go to chapter Weather and Storms: Homework Help
Practice Chapter Exam - Score: {{cp.topicAssetIdToProgress[22891].bestScoreCorrect}}/{{cp.topicAssetIdToProgress[22891].bestScoreQuestions}} Practice Chapter Exam - Weather and Storms: Homework Help
Week {{::cp.getGoalWeekForTopic(20, 23)}}
Course Progress Best Score
Lesson 1 - What is an Earthquake? - Definition and Components Score: {{cp.lessonAssetIdToProgress[12482].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12482].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - The Causes of Earthquakes Score: {{cp.lessonAssetIdToProgress[12483].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12483].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Identifying and Understanding Earthquakes Using Seismic Activity Score: {{cp.lessonAssetIdToProgress[12485].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12485].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Aftershocks & Foreshocks of an Earthquake Score: {{cp.lessonAssetIdToProgress[12484].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12484].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Using the Richter Scale to Measure Earthquakes Score: {{cp.lessonAssetIdToProgress[12486].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12486].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Destruction Caused by Earthquakes Score: {{cp.lessonAssetIdToProgress[12487].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12487].bestScoreQuestions}}  Take Quiz Optional
Go to chapter Earthquakes: Homework Help
Practice Chapter Exam - Score: {{cp.topicAssetIdToProgress[22892].bestScoreCorrect}}/{{cp.topicAssetIdToProgress[22892].bestScoreQuestions}} Practice Chapter Exam - Earthquakes: Homework Help
Week {{::cp.getGoalWeekForTopic(21, 23)}}
Course Progress Best Score
Lesson 1 - Origins of the Universe: The Big Bang and Expanding & Contracting Universes Score: {{cp.lessonAssetIdToProgress[2953].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2953].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Evidence for the Big Bang Theory: Background Radiation, Red-Shift and Expansion Score: {{cp.lessonAssetIdToProgress[2954].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2954].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Galaxy Formation: Spiral, Elliptical & Irregular Galaxies Score: {{cp.lessonAssetIdToProgress[2957].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2957].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Formation of the Earth: Theories Score: {{cp.lessonAssetIdToProgress[2964].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2964].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Formation of the Moon: Theories Score: {{cp.lessonAssetIdToProgress[2965].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2965].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Structure of the Sun Score: {{cp.lessonAssetIdToProgress[3200].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3200].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Stages of the Sun's Life Cycle Score: {{cp.lessonAssetIdToProgress[2959].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2959].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - The History of Life on Earth: Timeline and Characteristics of Major Eras Score: {{cp.lessonAssetIdToProgress[3124].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3124].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - Transform Boundary: Definition, Facts & Examples Score: {{cp.lessonAssetIdToProgress[9464].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[9464].bestScoreQuestions}}  Take Quiz Optional
Lesson 10 - Proterozoic Eon: Timeline & Facts Score: {{cp.lessonAssetIdToProgress[8344].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8344].bestScoreQuestions}}  Take Quiz Optional
Lesson 11 - The Mesozoic Era: Facts, Events & Timeline Score: {{cp.lessonAssetIdToProgress[8345].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8345].bestScoreQuestions}}  Take Quiz Optional
Lesson 12 - The Paleozoic Era: Definition, Timeline & Events Score: {{cp.lessonAssetIdToProgress[8349].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8349].bestScoreQuestions}}  Take Quiz Optional
Lesson 13 - Which Dinosaurs Were Herbivores? Score: {{cp.lessonAssetIdToProgress[301881].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[301881].bestScoreQuestions}}  Take Quiz Optional
Go to chapter Earth History: Homework Help
Practice Chapter Exam - Score: {{cp.topicAssetIdToProgress[22893].bestScoreCorrect}}/{{cp.topicAssetIdToProgress[22893].bestScoreQuestions}} Practice Chapter Exam - Earth History: Homework Help
Week {{::cp.getGoalWeekForTopic(22, 23)}}
Course Progress Best Score
Lesson 1 - What is Energy? - Definition and Significance in Nature Score: {{cp.lessonAssetIdToProgress[2537].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2537].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - First Law of Thermodynamics: Law of Conservation of Energy Score: {{cp.lessonAssetIdToProgress[2544].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2544].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Second Law of Thermodynamics: Entropy and Systems Score: {{cp.lessonAssetIdToProgress[2546].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2546].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Resources and Reserves: Definitions & Examples Score: {{cp.lessonAssetIdToProgress[12046].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12046].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Renewable & Non-Renewable Resources: Definition & Differences Score: {{cp.lessonAssetIdToProgress[12047].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12047].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - What Are Fossil Fuels? - Definition, Advantages & Disadvantages Score: {{cp.lessonAssetIdToProgress[4823].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[4823].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - What is Chemical Energy? - Definition & Examples Score: {{cp.lessonAssetIdToProgress[2541].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2541].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - What is Radiant Energy? - Definition & Examples Score: {{cp.lessonAssetIdToProgress[2540].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2540].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - What is Thermal Energy? - Definition & Examples Score: {{cp.lessonAssetIdToProgress[2539].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2539].bestScoreQuestions}}  Take Quiz Optional
Lesson 10 - Wind as a Renewable Energy Resource: Advantages & Disadvantages Score: {{cp.lessonAssetIdToProgress[12048].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12048].bestScoreQuestions}}  Take Quiz Optional
Lesson 11 - What is Nuclear Energy? - Definition & Examples Score: {{cp.lessonAssetIdToProgress[2543].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2543].bestScoreQuestions}}  Take Quiz Optional
Lesson 12 - Hydroelectric Energy: Definition, Uses, Advantages & Disadvantages Score: {{cp.lessonAssetIdToProgress[12049].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[12049].bestScoreQuestions}}  Take Quiz Optional
Lesson 13 - Tidal Energy: Advantages and Disadvantages Score: {{cp.lessonAssetIdToProgress[10330].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[10330].bestScoreQuestions}}  Take Quiz Optional
Lesson 14 - What is Energy Independence? Score: {{cp.lessonAssetIdToProgress[251647].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[251647].bestScoreQuestions}}  Take Quiz Optional
Go to chapter Energy Resources: Homework Help
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Practice Exams
Practice Final Exam
Earth Science: Homework Help Resource
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Practice Chapter Exams
Ch. 1:  Earth Science Basics: Homework Help
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Ch. 2:  Geologic Time and Earth Science: Homework Help
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Ch. 3:  Properties of Matter: Homework Help
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Ch. 4:  Earth's Spheres and Internal Structure: Homework Help
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Ch. 5:  Plate Tectonics: Homework Help
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Ch. 6:  Minerals and Rocks: Homework Help
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Ch. 7:  Igneous Rocks: Homework Help
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Ch. 8:  Volcanoes: Homework Help
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Ch. 9:  Weathering and Erosion: Homework Help
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Ch. 10:  Sedimentary Rocks - A Deeper Look: Homework Help
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Ch. 11:  Metamorphic Rocks - A Deeper Look: Homework Help
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Ch. 12:  Rock Deformation and Mountain Building: Homework Help
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Ch. 13:  Water Balance: Homework Help
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Ch. 14:  Running Water: Homework Help
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Ch. 15:  Ground Water: Homework Help
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Ch. 16:  Glaciers: Homework Help
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Ch. 17:  Oceans: Homework Help
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Ch. 18:  Coastal Hazards: Homework Help
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Ch. 19:  The Atmosphere: Homework Help
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Ch. 20:  Weather and Storms: Homework Help
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Ch. 21:  Earthquakes: Homework Help
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Ch. 22:  Earth History: Homework Help
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Ch. 23:  Energy Resources: Homework Help
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