Page 7 - Science Course 3 (Book 2)

TABLE OF CONTENTS

Module 13 Exploring the Solar System

The Structure of Our Solar System 188
a. What are the Planets of Our Solar System? 188
The Inner Planets 195
a. How are the Inner Planets Similar? 195
b. What Makes Up the Atmosphere of Inner Planets? 197
The Outer Planets 203
a. How are the Outer Planets Similar? 203
b. What are the Outer Planets Made Of? 205
Objects in the Solar System 211
a. What are the Objects in the Solar System? 211
b. What are the Inner Planets? 214
Discovering the Objects in the Solar System 220
a. What Affects Objects in the Solar System? 220
b. Objects in the Solar System 223
Other Objects in Our Solar System 231
a. What Other Objects are in Our Solar System? 231

Module 14 Understanding Stars and Galaxies

Discovering the Solar System 240
a. How Do Humans Travel in Space? 240
The Universe: Stars and Galaxies 248

a. What are Stars? 248
b. The Structure of the Universe 250
Understanding Galaxies 256
a. What are the Types of Galaxies? 256
b. What is the Big Bang Theory? 258
Conditions for Life on Earth 264
a. What Enables Life to Exist? 264
b. Does Life Exist Beyond Earth? 266
Understanding Stars 271
a. How Do Astronomers Study Stars? 271
b. How to Measure the Brightness of the Stars? 273
Classifying Stars 279
a. How to Measure the Brightness of the Stars? 279
b. How Do Scientists Classify Stars? 281
Life Cycle of a Star 287
a. How Do Stars Form? 287
b. How Do Stars Evolve? 289