Lessons

** 1. The World of Science **

1.1 What Is Science?

1.2 The Scope of Physical Science

** 2. Scientific Research and Technology **

2.1 Scientific Investigation

2.2 Science Skills

2.3 Technology

** 3. Introduction to Matter **

3.1 Properties of Matter

3.2 Types of Matter

3.3 Changes in Matter

** 4. States of Matter **

4.1 Solids, Liquids, Gases, and Plasmas

4.2 Behavior of Gases

4.3 Changes of State

** 5. Atoms **

5.1 Inside the Atom

5.2 History of the Atom

5.3 Modern Atomic Theory

** 6. Periodic Table **

6.1 How Elements Are Organized

6.2 Classes of Elements

6.3 Groups of Elements

** 7. Chemical Bonding **

7.1 Introduction to Chemical Bonds

7.2 Ionic Bonds

7.3 Covalent Bonds

7.4 Metallic Bonds

** 8. Chemical Reactions **

8.1 Introduction to Chemical Reactions

8.2 Chemical Equations

8.3 Types of Chemical Reactions

8.4 Chemical Reactions and Energy

** 9. Chemistry of Carbon **

9.1 Properties of Carbon

9.2 Hydrocarbons

9.3 Carbon and Living Things

9.4 Biochemical Reactions

** 10. Chemistry of Solutions **

10.1 Introduction to Solutions

10.2 Solubility and Concentration

10.3 Acids and Bases

** 11. Nuclear Chemistry **

11.1 Radioactivity

11.2 Radioactive Decay

11.3 Nuclear Energy

** 12. Motion **

12.1 Distance and Direction

12.2 Speed and Velocity

12.3 Acceleration

** 13. Forces **

13.1 What Is Force?

13.2 Friction

13.3 Gravity

13.4 Elastic Force

** 14. Newton’s Laws of Motion **

14.1 Newton’s First Law

14.2 Newton’s Second Law

14.3 Newton’s Third Law

** 15. Fluid Forces **

15.1 Pressure of Fluids

15.2 Buoyancy of Fluids

** 16. Work and Machines **

16.1 Work

16.2 Machines

16.3 Simple Machines

16.4 Compound Machines

** 17. Introduction to Energy **

17.1 Types of Energy

17.2 Forms of Energy

17.3 Energy Resources

** 18. Thermal Energy **

18.1 Temperature and Heat

18.2 Transfer of Thermal Energy

18.3 Using Thermal Energy

** 19. Waves **

19.1 Characteristics of Waves

19.2 Measuring Waves

19.3 Wave Interactions and Interference

** 20. Sound **

20.1 Characteristics of Sound

20.2 Hearing Sound

20.3 Using Sound

** 21. Electromagnetic Radiation **

21.1 Electromagnetic Waves

21.2 Properties of Electromagnetic Waves

21.3 The Electromagnetic Spectrum

** 22. Visible Light **

22.1 The Light We See

22.2 Optics

22.3 Vision

** 23. Electricity **

23.1 Electric Charge

23.2 Electric Current

23.3 Electric Circuits

23.4 Electronics

** 24. Magnetism **

24.1 Magnets and Magnetism

24.2 Earth as a Magnet

** 25. Electromagnetism **

25.1 Electricity and Magnetism

25.2 Using Electromagnetism

25.3 Generating and Using Electricity