Page 6 - Science Course 2 (Book 2)

TABLE OF CONTENTS

The Surface of the Earth 94
a. What is Earthquake? 94
b. What are Volcanoes? 97
c. What Formed Mountains? 99

Changes on the Earth’s Surface 104
a. What are Physical and Chemical Weathering? 104
b. What Changes Earth’s Surface? 106

Module 11 Plate Tectonics

The Ever-Changing Surface of Earth 114
a. What is Plate Tectonics? 114
b. What Forces Change Earth’s Surface? 117
Processes That Change Earth’s Surface 123
a. How Does Weathering Affect Earth’s Surface? 123
b. What is Deposition? 127
The Theory of Plate Tectonics 133
a. Types of Plate Boundaries 133
b. Why Plate Tectonics Move? 137
Continental Drift 143
a. What is Continental Drift? 143
Seaf oor Spreading 150
a. What is Seaf oor Spreading? 150
b. Evidence Supporting Seaf oor Spreading 152
Earthquakes and Volcanoes 159
a. What Causes Earthquakes? 159
b. What Causes Volcanoes? 161
c. How Do Volcanoes Affect the Earth’s Surface? 163
Volcanoes 169
a. How are Volcanoes Formed? 169
b. What are the Types of Volcanoes? 171
c. What Affects Eruption Style? 173
Earthquakes 180
a. What are Earthquakes? 180
b. Monitoring Earthquake Activity. 183