地球科學（初級）

TO THE STUDENT
THE SOLAR SYSTEM
Introduction
Unit 1 What's Your Space Address?
Unit 2 The Planet We Live On
Unit 3 Our Moon
Unit 4 Our Sun
Unit 5 Our Solar System
Show What You Learned
CHANGING EARTH
Introduction
Unit 1 The Land Around You
Unit 2 Inside Moves
Unit 3 Mountains
Unit 4 Wearing Down Mountains
Unit 5 Climate
Unit 6 People Change the Earth
Unit 7 The Land You Live On
Show What You Learned
WEATHER
Introduction
Unit 1 Hot or Cold?
Unit 2 How Windy Is It?
Unit 3 Heavy Air
Unit 4 Water in the Air
Unit 5 Water from the Sky
Unit 6 What Will the Weather Be Like?
Show What You Learned
EARTH RESOURCES
Introduction
Unit 1 Air
Unit 2 Water
Unit 3 Living Off the Land
Unit 4 Fossil Fuels
Unit 5 Minerals
Unit 6 Save Your Resources!
Show What You Learned
GLOSSARY