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Middle School Physical Science: Homework Help Resource

Course Summary

Help your middle schooler master fundamental topics from their physical science class with this fun homework help course. Our short video lessons and quizzes clarify the challenging topics so your student can finish tough homework assignments or prepare for a class project.
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8 chapters in Middle School Physical Science: Homework Help Resource

Ch 1. Motion & Forces: Homework Help {{cp.topicAssetIdToProgress[26499].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 - Force: Definition and Types Score: {{cp.lessonAssetIdToProgress[14597].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[14597].bestScoreQuestions}}  Take Quiz Optional
Lesson 5 - Graphing Position & Speed vs Time: Practice Problems Score: {{cp.lessonAssetIdToProgress[45230].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[45230].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
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
Lesson 9 - The Periodic Table: Properties of Groups and Periods Score: {{cp.lessonAssetIdToProgress[1614].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[1614].bestScoreQuestions}}  Take Quiz Optional
Lesson 10 - What is a Quark? - Definition, Structure & Uses Score: {{cp.lessonAssetIdToProgress[28349].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[28349].bestScoreQuestions}}  Take Quiz Optional
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
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 Chlorine? - Facts, Uses, Properties & Formula Score: {{cp.lessonAssetIdToProgress[16855].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[16855].bestScoreQuestions}}  Take Quiz Optional
Course Progress Best Score
Lesson 1 - The Scientific Method: Steps, Terms & Examples Score: {{cp.lessonAssetIdToProgress[3604].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[3604].bestScoreQuestions}}  Take Quiz Optional
Lesson 2 - Experimental Design in Science: Definition & Method 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 - What is a Responding Variable? - Definition & Example Score: {{cp.lessonAssetIdToProgress[28449].bestScoreCorrect}}/{{cp.lessonAssetIdToProgress[28449].bestScoreQuestions}}  Take Quiz Optional

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