table of contents · ©science level 3 v table of contents unit 1: life science chapter 1:...

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v Science Level 3 © Table of Contents Unit 1: Life Science Chapter 1: Ecosystems 1.0 Chapter Preparation ............................................. 4 1.1 Environments....................................................... 6 1.2 Ecology................................................................ 8 1.3 Food Chain ........................................................ 10 1.4 Animal Roles ...................................................... 12 1.5 Balance of Nature .............................................. 14 1.6 Animal Survival .................................................. 16 1.7 Chapter 1 Review .............................................. 18 Chapter 2: Life of Plants 2.0 Chapter Preparation ........................................... 22 2.1 Botany ............................................................... 24 2.2 Plant Chemistry ................................................. 26 2.3 Plant Cells ......................................................... 28 2.4 Flower Parts ...................................................... 30 2.5 Plant Life Cycle .................................................. 32 2.6 Tech Connect ..................................................... 34 2.7 Chapter 2 Review .............................................. 36 Chapter 3: Plant Variety 3.0 Chapter Preparation ........................................... 40 3.1 Studying Plants.................................................. 42 3.2 Roots and Stems ............................................... 44 3.3 Leaves ............................................................... 46 3.4 Flowers ............................................................. 48 3.5 Simple Plants..................................................... 50 3.6 Plant Classification ............................................ 52 3.7 Chapter 3 Review .............................................. 54

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Page 1: Table of Contents · ©Science Level 3 v Table of Contents Unit 1: Life Science Chapter 1: Ecosystems 1.0 Chapter Preparation..... 4

vScience Level 3©

Table of ContentsUnit 1: Life ScienceChapter 1: Ecosystems1.0 Chapter Preparation .............................................41.1 Environments .......................................................61.2 Ecology ................................................................81.3 Food Chain ........................................................101.4 Animal Roles ......................................................121.5 Balance of Nature ..............................................141.6 Animal Survival ..................................................161.7 Chapter 1 Review ..............................................18

Chapter 2: Life of Plants2.0 Chapter Preparation ...........................................222.1 Botany ...............................................................242.2 Plant Chemistry .................................................262.3 Plant Cells .........................................................282.4 Flower Parts ......................................................302.5 Plant Life Cycle ..................................................322.6 Tech Connect .....................................................342.7 Chapter 2 Review ..............................................36

Chapter 3: Plant Variety3.0 Chapter Preparation ...........................................403.1 Studying Plants ..................................................423.2 Roots and Stems ...............................................443.3 Leaves ...............................................................463.4 Flowers .............................................................483.5 Simple Plants .....................................................503.6 Plant Classification ............................................523.7 Chapter 3 Review ..............................................54

Page 2: Table of Contents · ©Science Level 3 v Table of Contents Unit 1: Life Science Chapter 1: Ecosystems 1.0 Chapter Preparation..... 4

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Unit 2: Physical ScienceChapter 4: Matter4.0 Chapter Preparation ...........................................604.1 Properties of Matter ...........................................624.2 Measuring Matter ..............................................644.3 Cycles of Matter .................................................664.4 States of Matter .................................................684.5 Mixtures ............................................................704.6 Changing Matter ................................................724.7 Chapter 4 Review ..............................................74

Chapter 5: Motion and Force5.0 Chapter Preparation ...........................................785.1 Motion ...............................................................805.2 Speed ................................................................825.3 Forces ...............................................................845.4 Newton’s Laws of Motion ...................................865.5 Work and Power.................................................885.6 Simple Machines ...............................................905.7 Chapter 5 Review ..............................................92

Chapter 6: Electricity6.0 Chapter Preparation ...........................................966.1 What Electricity Is ..............................................986.2 Static Electricity ...............................................1006.3 Electric Current ................................................1026.4 Types of Circuits ..............................................1046.5 Electricity in Homes .........................................1066.6 Electricity Safety ..............................................1086.7 Chapter 6 Review ............................................110

Chapter 7: Magnets7.0 Chapter Preparation .........................................1147.1 Magnetic Objects .............................................1167.2 Magnetic Force ................................................1187.3 What Makes a Magnet .....................................1207.4 Magnetic Fields ...............................................1227.5 Earth: A Giant Magnet ......................................1247.6 Tech Connect ...................................................1267.7 Chapter 7 Review ............................................128

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viiScience Level 3©

Unit 3: Earth and Space ScienceChapter 8: Earth’s Surface8.0 Chapter Preparation .........................................1348.1 Rocks and Minerals .........................................1368.2 Three Types of Rock .........................................1388.3 The Rock Cycle ................................................1408.4 Soil .................................................................1428.5 Mountains, Valleys, and Plains .........................1448.6 Lakes, Rivers, and Coastlines ...........................1468.7 Chapter 8 Review ............................................148

Chapter 9: Changes in Earth’s Surface9.0 Chapter Preparation .........................................1529.1 Gradual Changes .............................................1549.2 Sudden Changes ..............................................1569.3 Volcanoes ........................................................1589.4 Earthquakes ....................................................1609.5 Tsunamis .........................................................1629.6 Tech Connect ...................................................1649.7 Chapter 9 Review ............................................166

Chapter 10: The Solar System10.0 Chapter Preparation .......................................17010.1 Space Exploration ..........................................17210.2 The Sun and the Solar System .......................17410.3 The Four Inner Planets ...................................17610.4 Earth’s Moon .................................................17810.5 The Four Outer Planets...................................18010.6 Tech Connect .................................................18210.7 Chapter 10 Review ........................................184

Chapter 11: Stars and Constellations11.0 Chapter Preparation .......................................18811.1 Astronomy .....................................................19011.2 Asteroids, Comets, Meteors ............................19211.3 Stars ..............................................................19411.4 Galaxies .........................................................19611.5 Constellations ................................................19811.6 Time and Navigation ......................................20011.7 Chapter 11 Review ........................................202

Page 4: Table of Contents · ©Science Level 3 v Table of Contents Unit 1: Life Science Chapter 1: Ecosystems 1.0 Chapter Preparation..... 4

Unit 4: Human BodyChapter 12: The Musculoskeletal System12.0 Chapter Preparation .......................................20812.1 Bones ............................................................21012.2 Inside Bones ..................................................21212.3 Joints ............................................................21412.4 Muscles .........................................................21612.5 Other Kinds of Muscles ..................................21812.6 Tech Connect .................................................22012.7 Chapter 12 Review ........................................222

Chapter 13: The Nervous System13.0 Chapter Preparation .......................................22613.1 Nervous System Overview .............................22813.2 Nerves ...........................................................23013.3 Brain..............................................................23213.4 More about the Brain ....................................23413.5 Involuntary Movements ..................................23613.6 Uniquely Human ............................................23813.7 Chapter 13 Review ........................................240

Chapter 14: Health14.0 Chapter Preparation .......................................24414.1 Being Healthy ................................................24614.2 Nutrients ........................................................24814.3 Vitamins and Minerals ....................................25014.4 Diet ...............................................................25214.5 Sleep and Exercise ........................................25414.6 Healthful Lifestyle ..........................................25614.7 Chapter 14 Review ........................................258

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ResourcesScientific Inquiry .......................xxGlossary ................................ 261Index ..................................... 265