Contents How to use this book Forces 6
Dr aft Ch Sam ap pl te r e
Chapter 1
4
Contact forces and Pressure
Chapter 2
Electromagnets
Magnetism and Electromagnetism
Chapter 3
Energy
Work and Heating and cooling
Chapter 4
122
Organisms
Breathing and Digestion
Chapter 9
100
Earth
Climate and Earth resources
Chapter 8
78
Reactions
Chemical energy and Types of reaction
Chapter 7
62
Matter
Periodic table and Elements
Chapter 6
44
Waves
Wave effects and Wave properties
Chapter 5
28
142
Ecosystem
Respiration and Photosynthesis
164
Chapter 10 Genes
Evolution and Inheritance
190
Glossary
210
Index
217
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