# Middle School Physical Science: Help and Review

• Course type: Self-paced
• Available Lessons: 71
• Average Lesson Length: 8 min
• Eligible for Certificate: Yes

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• Middle School Physical Science: Help and Review Practice Test

### Course Summary

Get your middle schooler the extra help he or she needs for physical science class with this review course. Our video lessons and quizzes are designed by professional instructors to provide students with an easy-to-use tutoring solution. These resources can help students complete homework assignments, study for exams and get a better overall grade in science class.
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#### 9 chapters in Middle School Physical Science: Help and Review

Course Practice Test

Check your knowledge of this course with a 50-question practice test.
• Comprehensive test covering all topics
• Detailed video explanations for wrong answers
Week {{::cp.getGoalWeekForTopic(0, 9)}}
Ch 1. Motion & Forces: Help and Review {{cp.topicAssetIdToProgress[26472].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - What is Position in Physics? - Definition & Examples
Score: {{cp.lessonAssetIdToProgress[45228].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[45228].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Speed and Velocity: Concepts and Formulas
Score: {{cp.lessonAssetIdToProgress[2552].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2552].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Distance, Time & Average Speed: Practice Problems
Score: {{cp.lessonAssetIdToProgress[45229].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[45229].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Graphing Position & Speed vs Time: Practice Problems
Score: {{cp.lessonAssetIdToProgress[45230].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[45230].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Force: Definition and Types
Score: {{cp.lessonAssetIdToProgress[14597].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14597].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Objects with Two or More Forces: Finding the Total Force Result
Score: {{cp.lessonAssetIdToProgress[45231].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[45231].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Newton's First Law of Motion: Examples of the Effect of Force on Motion
Score: {{cp.lessonAssetIdToProgress[2555].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2555].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - Newton's Second Law of Motion: The Relationship Between Force and Acceleration
Score: {{cp.lessonAssetIdToProgress[2556].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2556].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - Newton's Third Law of Motion: Examples of the Relationship Between Two Forces
Score: {{cp.lessonAssetIdToProgress[2557].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2557].bestScoreQuestions}}  Take Quiz Optional
Lesson 10 - Forces: Balanced and Unbalanced
Score: {{cp.lessonAssetIdToProgress[14599].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14599].bestScoreQuestions}}  Take Quiz Optional
Lesson 11 - Newton's Laws and Weight, Mass & Gravity
Score: {{cp.lessonAssetIdToProgress[2558].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2558].bestScoreQuestions}}  Take Quiz Optional
Lesson 12 - Gravity in the Solar System: Shaping Planets & Stars
Score: {{cp.lessonAssetIdToProgress[45232].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[45232].bestScoreQuestions}}  Take Quiz Optional
Lesson 13 - What is g-Force? - Definition & Formula
Score: {{cp.lessonAssetIdToProgress[251649].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[251649].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(1, 9)}}
Ch 2. Structure of Matter: Help and Review {{cp.topicAssetIdToProgress[26473].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - What is An Atom? - Definition & Examples
Score: {{cp.lessonAssetIdToProgress[45233].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[45233].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - What Are Elements?
Score: {{cp.lessonAssetIdToProgress[3218].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3218].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - What Is a Compound? - Combining Elements with Chemical Bonds
Score: {{cp.lessonAssetIdToProgress[45234].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[45234].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - How Compounds and Molecules Are Built From Elements
Score: {{cp.lessonAssetIdToProgress[3219].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3219].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - How Atoms & Molecules Form Solids: Patterns & Crystals
Score: {{cp.lessonAssetIdToProgress[45235].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[45235].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Matter: Physical and Chemical Properties
Score: {{cp.lessonAssetIdToProgress[1603].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[1603].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - States of Matter: Solids, Liquids, Gases, & Plasma
Score: {{cp.lessonAssetIdToProgress[5362].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[5362].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - States of Matter and Chemical Versus Physical Changes to Matter
Score: {{cp.lessonAssetIdToProgress[1720].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[1720].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(2, 9)}}
Ch 3. Earth in the Solar System: Help and Review {{cp.topicAssetIdToProgress[26474].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - Galaxy Formation: Spiral, Elliptical & Irregular Galaxies
Score: {{cp.lessonAssetIdToProgress[2957].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2957].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Structure of the Sun
Score: {{cp.lessonAssetIdToProgress[3200].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3200].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Stages of the Sun's Life Cycle
Score: {{cp.lessonAssetIdToProgress[2959].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2959].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Star Formation: Main Sequence, Dwarf & Giant Stars
Score: {{cp.lessonAssetIdToProgress[2955].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2955].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Types of Stars by Size, Color and Life Cycle
Score: {{cp.lessonAssetIdToProgress[2958].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2958].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Astronomical Units & Light Years: Definition & Examples
Score: {{cp.lessonAssetIdToProgress[45236].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[45236].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Stars as a Source of Light: Definition & Explanation
Score: {{cp.lessonAssetIdToProgress[45237].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[45237].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - Inner Planets of the Solar System: Mercury, Venus, Earth & Mars
Score: {{cp.lessonAssetIdToProgress[2963].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2963].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - Outer Planets of the Solar System: Jupiter, Saturn, Uranus, Neptune
Score: {{cp.lessonAssetIdToProgress[2967].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2967].bestScoreQuestions}}  Take Quiz Optional
Lesson 10 - Dwarf Planets of the Solar System: Pluto, Eris, Haumea & Ceres
Score: {{cp.lessonAssetIdToProgress[2968].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2968].bestScoreQuestions}}  Take Quiz Optional
Lesson 11 - Asteroids, Meteorites & Comets: Definitions and Characteristics
Score: {{cp.lessonAssetIdToProgress[2969].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2969].bestScoreQuestions}}  Take Quiz Optional
Lesson 12 - Formation of the Moon: Theories
Score: {{cp.lessonAssetIdToProgress[2965].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[2965].bestScoreQuestions}}  Take Quiz Optional
Lesson 13 - Major Constellations: Facts & Names
Score: {{cp.lessonAssetIdToProgress[174601].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[174601].bestScoreQuestions}}  Take Quiz Optional
Lesson 14 - Why Do Stars Twinkle?
Score: {{cp.lessonAssetIdToProgress[187189].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[187189].bestScoreQuestions}}  Take Quiz Optional
Lesson 15 - Space Travel: History, Dangers & Benefits
Score: {{cp.lessonAssetIdToProgress[19252].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[19252].bestScoreQuestions}}  Take Quiz Optional
Lesson 16 - The Scientific Field of Astronomy
Score: {{cp.lessonAssetIdToProgress[19913].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[19913].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(3, 9)}}
Ch 4. Reactions: Help and Review {{cp.topicAssetIdToProgress[26475].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - Chemical Reactions and Balancing Chemical Equations
Score: {{cp.lessonAssetIdToProgress[1668].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[1668].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - How Chemical Reactions Form New Products
Score: {{cp.lessonAssetIdToProgress[45238].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[45238].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Phase Change: Evaporation, Condensation, Freezing, Melting, Sublimation & Deposition
Score: {{cp.lessonAssetIdToProgress[5363].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[5363].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Acidic, Basic & Neutral Solutions: Determining pH
Score: {{cp.lessonAssetIdToProgress[45239].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[45239].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Neutral Solution: Definition & Examples
Score: {{cp.lessonAssetIdToProgress[8877].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[8877].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Physical Reaction: Definition & Examples
Score: {{cp.lessonAssetIdToProgress[36501].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[36501].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(5, 9)}}
Ch 6. Periodic Table: Help and Review {{cp.topicAssetIdToProgress[26477].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - Valence Electrons and Energy Levels of Atoms of Elements
Score: {{cp.lessonAssetIdToProgress[1615].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[1615].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Atomic and Ionic Radii: Trends Among Groups and Periods of the Periodic Table
Score: {{cp.lessonAssetIdToProgress[1616].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[1616].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Ionization Energy: Trends Among Groups and Periods of the Periodic Table
Score: {{cp.lessonAssetIdToProgress[1617].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[1617].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Electronegativity: Trends Among Groups and Periods of the Periodic Table
Score: {{cp.lessonAssetIdToProgress[1618].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[1618].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - The Diagonal Relationship, Metallic Character, and Boiling Point
Score: {{cp.lessonAssetIdToProgress[1619].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[1619].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - Transition Metals vs. Main Group Elements: Properties and Differences
Score: {{cp.lessonAssetIdToProgress[1620].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[1620].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - Classifying Substances by Their Physical Properties
Score: {{cp.lessonAssetIdToProgress[45244].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[45244].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - What is Cobalt? - Uses, Facts & Properties
Score: {{cp.lessonAssetIdToProgress[16905].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[16905].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(7, 9)}}
Ch 8. Density and Buoyancy {{cp.topicAssetIdToProgress[45245].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - What Is Density? - Explanation & Examples
Score: {{cp.lessonAssetIdToProgress[45246].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[45246].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - How to Calculate the Density of Solids or Liquids
Score: {{cp.lessonAssetIdToProgress[45247].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[45247].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - What Is Buoyancy? - Explanation & Equation
Score: {{cp.lessonAssetIdToProgress[45248].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[45248].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Predict Whether an Object Will Float or Sink: Understanding Density
Score: {{cp.lessonAssetIdToProgress[45249].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[45249].bestScoreQuestions}}  Take Quiz Optional
Week {{::cp.getGoalWeekForTopic(8, 9)}}
Ch 9. Investigation & Experimentation in Physical Science: Help and Review {{cp.topicAssetIdToProgress[26478].percentComplete}}% complete
Course Progress Best Score
Lesson 1 - The Scientific Method: Steps, Terms & Examples
Score: {{cp.lessonAssetIdToProgress[3604].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3604].bestScoreQuestions}}  Take Quiz Optional
Score: {{cp.lessonAssetIdToProgress[3602].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3602].bestScoreQuestions}}  Take Quiz Optional
Lesson 3 - Evaluating Data from Scientific Investigation
Score: {{cp.lessonAssetIdToProgress[45250].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[45250].bestScoreQuestions}}  Take Quiz Optional
Lesson 4 - Variables & Controls in a Science Experiment
Score: {{cp.lessonAssetIdToProgress[45251].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[45251].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Measures of Central Tendency: Definitions & Practice
Score: {{cp.lessonAssetIdToProgress[45252].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[45252].bestScoreQuestions}}  Take Quiz Optional
Lesson 6 - How to Read Scientific Graphs & Charts
Score: {{cp.lessonAssetIdToProgress[3603].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3603].bestScoreQuestions}}  Take Quiz Optional
Lesson 7 - How to Construct Graphs from Data & Interpret Them
Score: {{cp.lessonAssetIdToProgress[45253].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[45253].bestScoreQuestions}}  Take Quiz Optional
Lesson 8 - Linear & Nonlinear Relationships in Data Graphs
Score: {{cp.lessonAssetIdToProgress[45254].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[45254].bestScoreQuestions}}  Take Quiz Optional
Lesson 9 - Solve for Unknowns in Scientific Equations
Score: {{cp.lessonAssetIdToProgress[38280].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[38280].bestScoreQuestions}}  Take Quiz Optional
Lesson 10 - Two Main Branches of Physical Science
Score: {{cp.lessonAssetIdToProgress[48044].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[48044].bestScoreQuestions}}  Take Quiz Optional
Lesson 11 - How to Build a Spaghetti Bridge: Instructions, Ideas & Tips
Score: {{cp.lessonAssetIdToProgress[325895].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[325895].bestScoreQuestions}}  Take Quiz Optional
Lesson 12 - Triple Beam Balance: Definition & Use
Score: {{cp.lessonAssetIdToProgress[354537].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[354537].bestScoreQuestions}}  Take Quiz Optional

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Practice Tests in this course
Check your knowledge of this course with a 50-question practice test. Once you take the test, you will receive a detailed exam report complete with your personal statistics and even specific lessons to focus on! Take the practice test now
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