Cambridge Checkpoint Science Coursebook 7 Jones
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Contents
Introduction 3
Biology
Unit l Plants and humans as organisms
Chemistry
Unit 5 States of matter
1.1 Plant organs 6
1.2 Human organ systems 8
1.3 The human skeleton 10
1.4 Joints 12
1.5 Muscles 14
1.6 Studying the human body 16
End of unit questions 18
Unit 2 Cells and organisms
2.1 Characteristics of living organisms 20
2.2 Micro-organisms 22
2.3 Micro-organisms and decay 24
2.4 Micro-organisms and food 26
2.5 Micro-organisms and disease 28
2.6 Plant cells 30
2.7 Animal cells 32
2.8 Cells, tissues and organs . 34
End of unit questions 36
Unit 3 Living things in their environment
3.1 Adaptations 38
3.2 Food chains 40
3.3 Humans and food chains 42
3.4 Pollution 44
3.5 Ozone depletion 46
3.6 Conservation 48
3.7 Energy resources 50
End of unit questions 52
Unit 4 Variation and classification
4.1 What is a species? 54
4.2 Variation in a species 56
4.3 Investigating variation 58
4.4 Classifying plants 60
4.5 Classifying vertebrates 62
4,6 Classifying invertebrates 64
End of unit questions 66
5.1 States of matter 68
5.2 Particle theory 70
5.3 Changing state 72
5.4 Explaining changes of state 75
End of unit questions 78
Unit 6 Material properties
6.1 Metals 80
6.2 Non-metals 82
6.3 Comparing metals and non-meta ils 84
6.4 Everyday materials and their
properties End of unit questions 86 88
Unit 7 Material changes
7.1 Acids and alkalis 90
7.2 Is it an acid or an alkali? 92
7.3 The pH scale 94
7.4 Neutralisation 96
7.5 Neutralisation in action 98
7.6 Investigating acids and alkalis 100
End of unit questions 1 ЛП
Unit 8 The Earth
8.1 Rocks, minerals and soils 104
8.2 Soil 106
8.3 Igneous rocks 108
8.4 Sedimentary rocks 110
8.5 Me tam orphic rocks 112
8.6 Weathering 114
8.7 Moving, rocks 116
8.8 Eos sits~ 118
8.9 The fossil record 120
8.10 The structure and age of the Ecu :th.T22
8.11 The geological timescale End of unit questions 1.24 126
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