Pocket Eyewitness - Science

Description

3 Contents 4 What is science? 6 Scientific advances 10 Everyday science 14 Matter And Materials 16 States of matter 18 Changing states 20 The water cycle 22 Properties of matter 26 Atoms 30 Molecules 32 Elements 36 Mixtures and compounds 38 Reactions and changes 44 Acids and bases 46 Using materials 48 Energy And Forces 50 What is energy? 54 Atom power 56 Electricity 58 Using electricity 62 Magnetism 64 Magnets in action 66 Electromagnetism 68 The EM spectrum 72 Light 74 Using light 76 Radioactivity 78 Heat 82 Sound 84 Forces 88 Forces and movement 92 Simple machines 96 Complex machines 98 Computers 100 The Living World 102 Types of living thing 104 Classifying life 106 Microlife 108 Fungi 110 Plants 114 How plants work 116 Flowers and seeds 118 What is an animal? 122 Types of animal 124 Animal reproduction 126 Food webs 128 Cycles 130 Ecosystems 134 Survival 136 Living in water 138 Flying 140 Evolution 142 Human influence 144 The periodic table 146 Amazing science facts 148 Natural history facts 150 Glossary 152 Index 156 Acknowledgments