Physical Science: Help and Review

Course Summary

Master the topics you're learning in physical science class with this fun, interactive review course. You can use our short video lessons and self-assessment quizzes to supplement your class lectures and textbook study.
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19 chapters in 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
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Ch 1. Newton's Laws of Motion: Help and Review {{cp.topicAssetIdToProgress[23972].percentComplete}}% complete
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Course Progress Best Score
Lesson 1 - Work: Definition, Characteristics, and Examples  Take Quiz
Lesson 2 - Work Done by a Variable Force  Take Quiz
Lesson 3 - What is Energy? - Definition and Significance in Nature  Take Quiz
Lesson 4 - Kinetic Energy to Potential Energy: Relationship in Different Energy Types  Take Quiz
Lesson 5 - Power: Definition and Mathematics  Take Quiz
Lesson 6 - Linear Momentum: Definition, Equation, and Examples  Take Quiz
Lesson 7 - Work-Energy Theorem: Definition and Application  Take Quiz
Lesson 8 - First Law of Thermodynamics: Law of Conservation of Energy  Take Quiz
Lesson 9 - Second Law of Thermodynamics: Entropy and Systems  Take Quiz
Lesson 10 - What is Mechanical Energy? - Definition & Examples  Take Quiz
Lesson 11 - Conservation of Mechanical Energy  Take Quiz
Lesson 12 - What is Thermal Energy? - Definition & Examples  Take Quiz
Lesson 13 - What is Radiant Energy? - Definition & Examples  Take Quiz
Lesson 14 - What is Chemical Energy? - Definition & Examples  Take Quiz
Lesson 15 - What is Electrical Energy? - Definition & Examples  Take Quiz
Lesson 16 - What is Nuclear Energy? - Definition & Examples  Take Quiz
Lesson 17 - Calculating Angular Momentum: Definition, Formula & Examples  Take Quiz
Lesson 18 - Angular Momentum Practice Problems  Take Quiz
Lesson 19 - The Centripetal Force Requirement: Definition, Examples & Problems  Take Quiz
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Course Progress Best Score
Lesson 1 - Refraction & Dispersion: Definition, Snell's Law & Index of Refraction  Take Quiz
Lesson 2 - Transparent and Opaque Materials in Electromagnetic Waves  Take Quiz
Lesson 3 - Color: White Light, Reflection & Absorption  Take Quiz
Lesson 4 - Resonance: Definition & Transmission of Waves  Take Quiz
Lesson 5 - The Nature of Light: Origin, Spectrum & Color Frequency  Take Quiz
Lesson 6 - Diffuse Reflection: Definition, Examples & Surfaces  Take Quiz
Lesson 7 - The 7 Major Regions of the Electromagnetic Spectrum  Take Quiz
Lesson 8 - Reflection: Angle of Incidence and Curved Surfaces  Take Quiz
Lesson 9 - Electromagnetic Waves: Definition, Sources & Properties  Take Quiz
Lesson 10 - The Doppler Effect: Definition, Examples & Applications  Take Quiz
Lesson 11 - Pitch and Volume in Sound Waves  Take Quiz
Lesson 12 - What is Sound? - Definition and Factors Affecting the Speed of Sound  Take Quiz
Lesson 13 - Wave Parameters: Wavelength, Amplitude, Period, Frequency & Speed  Take Quiz
Lesson 14 - Transverse & Longitudinal Waves: Definition & Examples  Take Quiz
Lesson 15 - Vibrations and Waves: Energy and Motion  Take Quiz
Lesson 16 - Diffraction: Relation to Sound & Light and Effects of Wavelength  Take Quiz
Lesson 17 - Constructive and Destructive Interference  Take Quiz
Lesson 18 - Mirrors: Difference Between Plane & Spherical  Take Quiz
Lesson 19 - Ray Tracing with Mirrors: Reflected Images  Take Quiz
Lesson 20 - Using Equations to Answer Mirror Questions  Take Quiz
Lesson 21 - Thin Lens Equation: Examples & Questions  Take Quiz
Lesson 22 - Using Equations to Answer Lens Questions  Take Quiz
Lesson 23 - Concave Lens: Definition & Uses  Take Quiz
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Course Progress Best Score
Lesson 1 - Chemical Bonds I: Covalent  Take Quiz
Lesson 2 - Chemical Bonds II: Ionic  Take Quiz
Lesson 3 - Chemical Bonds III: Polar Covalent  Take Quiz
Lesson 4 - Chemical Bonds IV: Hydrogen  Take Quiz
Lesson 5 - The Octet Rule and Lewis Structures of Atoms  Take Quiz
Lesson 6 - Ions: Predicting Formation, Charge, and Formulas of Ions  Take Quiz
Lesson 7 - Lewis Structures: Single, Double & Triple Bonds  Take Quiz
Lesson 8 - Lewis Dot Structures: Polyatomic Ions  Take Quiz
Lesson 9 - Lewis Dot Structures: Resonance  Take Quiz
Lesson 10 - Covalent Bonds: Predicting Bond Polarity and Ionic Character  Take Quiz
Lesson 11 - VSEPR Theory & Molecule Shapes  Take Quiz
Lesson 12 - Dipoles & Dipole Moments: Molecule Polarity  Take Quiz
Lesson 13 - Hydrogen Bonding, Dipole-Dipole & Ion-Dipole Forces: Strong Intermolecular Forces  Take Quiz
Lesson 14 - London Dispersion Forces (Van Der Waals Forces): Weak Intermolecular Forces  Take Quiz
Lesson 15 - Using Orbital Hybridization and Valence Bond Theory to Predict Molecular Shape  Take Quiz
Lesson 16 - Molecular Orbital Theory: Tutorial and Diagrams  Take Quiz
Lesson 17 - Metallic Bonding: The Electron-Sea Model & Why Metals Are Good Electrical Conductors  Take Quiz
Lesson 18 - Intramolecular Bonding and Identification of Organic and Inorganic Macromolecules  Take Quiz
Lesson 19 - Organic Molecules: Alkanes, Alkenes, Aromatic Hydrocarbons and Isomers  Take Quiz
Lesson 20 - Functional Groups in Organic Molecules  Take Quiz
Lesson 21 - Writing Ionic Compound Formulas: Binary & Polyatomic Compounds  Take Quiz
Lesson 22 - Alkyl Ether: Compound & Formula  Take Quiz
Lesson 23 - Bond Energy: Definition, Equation & Calculations  Take Quiz
Lesson 24 - Reactivity: Definition & Examples  Take Quiz
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Course Progress Best Score
Lesson 1 - The Kinetic Molecular Theory: Properties of Gases  Take Quiz
Lesson 2 - Pressure: Definition, Units, and Conversions  Take Quiz
Lesson 3 - Temperature Units: Converting Between Kelvin and Celsius  Take Quiz
Lesson 4 - How to Find the Density of a Gas  Take Quiz
Lesson 5 - Dalton's Law of Partial Pressures: Calculating Partial & Total Pressures  Take Quiz
Lesson 6 - The Boltzmann Distribution: Temperature and Kinetic Energy of Gases  Take Quiz
Lesson 7 - Diffusion and Effusion: Graham's Law  Take Quiz
Lesson 8 - Molar Volume: Using Avogadro's Law to Calculate the Quantity or Volume of a Gas  Take Quiz
Lesson 9 - Boyle's Law: Gas Pressure and Volume Relationship  Take Quiz
Lesson 10 - Charles' Law: Gas Volume and Temperature Relationship  Take Quiz
Lesson 11 - Gay-Lussac's Law: Gas Pressure and Temperature Relationship  Take Quiz
Lesson 12 - The Ideal Gas Law and the Gas Constant  Take Quiz
Lesson 13 - Using the Ideal Gas Law: Calculate Pressure, Volume, Temperature, or Quantity of a Gas  Take Quiz
Lesson 14 - Real Gases: Deviation From the Ideal Gas Laws  Take Quiz
Lesson 15 - Real Gases: Using the Van der Waals Equation  Take Quiz
Lesson 16 - Converting 1 atm to Pa: How-To & Tutorial  Take Quiz
Lesson 17 - Combined Gas Law: Definition, Formula & Example  Take Quiz
Lesson 18 - Vibrational Spectroscopy: Definition & Types  Take Quiz
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Course Progress Best Score
Lesson 1 - Decomposition and Synthesis Reactions  Take Quiz
Lesson 2 - The Arrhenius Definition of Acids and Bases  Take Quiz
Lesson 3 - The Bronsted-Lowry and Lewis Definition of Acids and Bases  Take Quiz
Lesson 4 - Neutralization and Acid-Base Reactions  Take Quiz
Lesson 5 - Dissociation Constant and Autoionization of Water  Take Quiz
Lesson 6 - The pH Scale: Calculating the pH of a Solution  Take Quiz
Lesson 7 - Weak Acids, Weak Bases, and Buffers  Take Quiz
Lesson 8 - Coordination Chemistry: Bonding in Coordinated Compounds  Take Quiz
Lesson 9 - Precipitation Reactions: Predicting Precipitates and Net Ionic Equations  Take Quiz
Lesson 10 - Assigning Oxidation Numbers to Elements in a Chemical Formula  Take Quiz
Lesson 11 - Balancing Redox Reactions and Identifying Oxidizing and Reducing Agents  Take Quiz
Lesson 12 - The Activity Series: Predicting Products of Single Displacement Reactions  Take Quiz
Lesson 13 - Electrochemical Cells and Electrochemistry  Take Quiz
Lesson 14 - Cathode and Anode Half-Cell Reactions  Take Quiz
Lesson 15 - Writing and Balancing Combustion Reactions  Take Quiz
Lesson 16 - Acylation: Mechanism & Reaction  Take Quiz
Lesson 17 - What is Acetic Acid? - Uses, Structure & Formula  Take Quiz
Lesson 18 - Calculating Isoelectric Point: Definition & Formula  Take Quiz
Lesson 19 - Hydrogen Chloride vs. Hydrochloric Acid  Take Quiz

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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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