Page 2 - 新思维科学活动用书3 样章

Contents

Contents

How to use this book 3

1 Plants are living things 4

1.1 Alive or not alive? 4

1.2 Plant parts 9

1.3 Plants and light 12
1.4 Plants need water and the right temperature 15

2 Mixing materials 19

2.1 Solids, liquids and gases 19

2.2 Separating mixtures 22

2.3 Dissolving 25

2.4 Filtering 29

2.5 Separating materials from rocks 32

3 Light and shadows 36

3.1 Shadows 36

3.2 Changing shadows 39

3.3 Transparent materials 42

3.4 Translucent materials 45

4 Staying alive 48

4.1 Human organs 48

4.2 Animal groups and different life cycles 51

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