Chapter 1 Atoms, Elements, and Compounds
1.1 Investigating and Working with Chemicals
Find Out Activity: Understanding an MSDS
Check Your Understanding
1.2 Developing Atomic Theories
Find Out Activity: Develop a Theory
Find Out Activity: Presenting the Atom
Check Your Understanding
1.3 Electrons and the Formation of Compounds
Find Out Activity: Drawing Electron Dot Diagrams
Think & Link Investigation 1-A: Ionic or Covalent: Track Those Electrons
Check Your Understanding
Chapter at a Glance
Chapter 1 Review

Chapter 2 Names, Formulas, and Properties
2.1 Chemical Names and Formulas
Think & Link Investigation 2-A: Writing Names and Formulas of Binary Ionic Compounds
Find Out Activity: The Ionic Card Game
Check Your Understanding
2.2 Explaining Properties of Substances
Inquiry Investigation 2-B: Ionic or Molecular?
Think & Link Investigation 2-C: Reducing the Risk
Check Your Understanding
2.3 Properties of Acids and Bases
Find Out Activity: Acid or Base?
Find Out Activity: Home-Grown Indicators
Check Your Understanding
2.4 Why Water Is Weird
Inquiry Investigation 2-C: Physical Properties of Water
Check Your Understanding
Chapter at a Glance
Chapter 2 Review

Chapter 3 Chemical Reactions
3.1 Recognizing and Describing Chemical Reactions
Inquiry Investigation 3-A: Recognizing Reactions of Ionic Compounds in Solution
Find Out Activity: Endothermic or Exothermic?
Check Your Understanding
3.2 Representing Chemical Reactions
Inquiry Investigation 3-B: Comparing the Masses of Reactants and Products 95 Check Your Understanding
3.3 Types of Chemical Reactions
Find Out Activity: Modelling Chemical Reactions
Think & Link Investigation 3-C: Analyzing an Industrial Process
Inquiry Investigation 3-D: Putting It Together: Classifying Chemical Reactions
Check Your Understanding
3.4 The Mole
Think & Link Investigation 3-E: How Big Is 6.02 x 10²³?
Find Out Activity: Can You Count on It?
Check Your Understanding
Chapter at a Glance
Chapter 3 Review
Ask an Expert: Selma Guigard
Unit 1 Design Your Own Investigation: Analyzing Antacids
Unit 1 Review

Chapter 4 Thermal Energy and Work
4.1 The Development of Steam Engines
Find Out Activity: Condensing Steam
Problem-Solving Investigation 4-A: Turbine-Powered Hoist
Check Your Understanding
4.2 Scientific Theories of Heat
Find Out Activity: Heat versus Temperature
Check Your Understanding
4.3 Sources of Energy for Modern Technologies
Think & Link Investigation 4-B: Producing Electrical Energy
Check Your Understanding
Chapter at a Glance
Chapter 4 Review

Chapter 5 Energy and Motion
5.1 Analyzing and Measuring Motion
Find Out Activity: Analyzing Distance and Displacement
Find Out Activity: Measuring Velocity in One Dimension
Find Out Activity: Graphing Position-Time Data
Find Out Activity: Describing Motion
Check Your Understanding
5.2 Energy and Motion
Find Out Activity: Driving Safely
Problem-Solving Investigation 5-A: Hit the Brakes!
Check Your Understanding
5.3 Potential Energy
Inquiry Investigation 5-B: Gravitational Potential Energy and Work
Think & Link Investigation 5-C: Free Fall
Check Your Understanding
Chapter at a Glance
Chapter 5 Review

Chapter 6 Energy Conversions and Efficiency
6.1 Efficiency of Energy Conversions
Inquiry Investigation 6-A: Determining Efficiencies
Check Your Understanding
6.2 Energy Efficiency and the Environment
Think & Link Investigation 6-B: Energy Transformations in Electrical Energy Generation
Problem-Solving Investigation 6-C: Building a Solar Trap
Find Out Activity: Designing a Heat Exchanger
Check Your Understanding
Chapter at a Glance
Chapter 6 Review
Ask an Expert: Steve Bergens
Unit 2 Project: Building an Energy-Conversion Device
Unit 2 Review

Chapter 7 The Basis of Life
7.1 Life from Life
Think & Link Investigation 7-A: Evaluating Spontaneous Generation
Find Out Activity: The Diversity of Cells
Check Your Understanding
7.2 Cells and Technology
Think & Link Investigation 7-B: Microscopes and Cell Research
Inquiry Investigation 7-C: The Power of Microscopes
Decision-Making Investigation 7-D: Exploring Stem Cell Research
Check Your Understanding
7.3 What’s in a Cell?
Inquiry Investigation 7-E: Comparing and Contrasting Plant and Animal Cells
Think & Link Investigation 7-F: A Cellular Story
Check Your Understanding
Chapter at a Glance
Chapter 7 Review

Chapter 8 Dynamic Cells
8.1 Membrane Properties
Find Out Activity: Bubble Biology
Think & Link Investigation 8-A: Fusing Fluid Cell Membranes
Check Your Understanding
8.2 Transport Across Cell Membranes
Find Out Activity: Brownian Motion
Find Out Activity: The Amount of Water in Solutions
Inquiry Investigation 8-B: Osmosis in a Model Cell
Check Your Understanding
8.3 Cell Size and Function
Find Out Activity: Charting Cell Size
Problem-Solving Investigation 8-C: Exploring Surface Area-to-Volume Ratios in Model Cells
Inquiry Investigation 8-D: Comparing Specialized Plant and Animal Cells
Check Your Understanding
Chapter at a Glance
Chapter 8 Review

Chapter 9 From Cell to Organism: Focus on Plants
9.1 Specialized and Organized
Find Out Activity: Turn Over a New Leaf
Check Your Understanding
9.2 Gas Exchange in Plants
Inquiry Investigation 9-A: Carbon Dioxide Consumption by Cabomba
Find Out Activity: Open and Shut
Check Your Understanding
9.3 Water Transport in Plants
Find Out Activity: Modelling Water Transport: Pushing and Pulling
Find Out Activity: Up with Root Pressure
Inquiry Investigation 9-B: Transpiration in Different Plant Types
Think & Link Investigation 9-C: The Flow in Phloem
Check Your Understanding
9.4 Plant Control Systems
Inquiry Investigation 9-D: The Darwins’ Experiment
Find Out Activity: Spinning Seeds
Check Your Understanding
Chapter at a Glance
Chapter 9 Review
Ask an Expert: Freda Miller
Design Your Own Investigation: Inside Out: The Parts of Plants
Unit 3 Review

Chapter 10 Solar Energy and Climates
10.1 Global Systems and Solar Energy
Find Out Activity: Earth’s Curvature
Investigation 10-A: Tilt and Turn
Check Your Understanding
10.2 Thermal Energy Transfer
Investigation 10-B: The Heat Is On
Find Out Activity: From the Ground Up
Find Out Activity: Observing the Phase Changes of Water
Check Your Understanding
10.3 Distributing the Heat
Check Your Understanding
Chapter at a Glance
Chapter 10 Review

Chapter 11 Climate and Biomes
11.1 Climate and Biomes
Investigation 11-A: How to Make a Climatograph
Check Your Understanding
11.2 Adaptations and Biomes
Investigation 11-B: Terrestrial Biomes
Find Out Activity: Cells and Biomes
Check Your Understanding
11.3 Biomes Change Naturally
Find Out Activity: Analyzing Tree Rings
Find Out Activity: From a Savanna to the Sahara
Check Your Understanding
Chapter at a Glance
Chapter 11 Review

Chapter 12 Climate Change and Humans
12.1 Are Climates Changing?
Investigation 12-A: Carbon Dioxide and Global Temperature
Check Your Understanding
12.2 Climate Affects Life/Life Affects Climate
Investigation 12-B: Warning Signs for Climate Change
Check Your Understanding
12.3 How Might Climates and Biomes Change in the Future?
Inquiry Investigation 12-C: Grains of Truth
Inquiry Investigation 12-D: How Do You Compare?
12.4 Human Response to Climate Change
Find Out Activity: Put Yourself in the Future
Find Out Activity: Multiple Futures
Decision-Making Investigation 12-E: Risky Business
Check Your Understanding
Chapter at a Glance
Chapter 12 Review
Ask an Expert: David Phillips
Unit 4 An Issue to Analyze: Proof or Consequences
Unit 4 Review

Appendix A Classifying Living Things
Appendix B Periodic Table of the Elements
Appendix C Answers to Practice Problems

Science Skills Guide
SkillFOCUS 1 Using Graphic Organizers
SkillFOCUS 2 Quantitative Data and Significant Digits
SkillFOCUS 3 Unit Conversions and Scientific Notation
SkillFOCUS 4 Evaluating Quantitative Data
SkillFOCUS 5 Designing Scientific Investigations
SkillFOCUS 6 Researching and Organizing Information
SkillFOCUS 7 Using Computers in Science
SkillFOCUS 8 Electronic Communications Tools
SkillFOCUS 9 Scientific and Technological Drawing
SkillFOCUS 10 Using A Microscope

Glossary / Index / Credits