阅读广角 Reading for Information Level 4D

Earth and Its Neighbors
Before You Read
Earth and Its Neighbors
Section 1: Astronomers Make Discoveries
Section 2: Astronomers Discovered the Solar System
Using a Web Site
Facts About Earth

After You Read
Glossary
Our Solar System
Before You Read
Our Solar System
Section 1: The Sun
Section 2: The Inner Plas
Section 3: The Outer Plas
Section 4: Earth in Space
Using a Web Site
Other Plas Have Seasons Too
Section 5: Why Plas Orbit the Sun
After You Read
Glossary

Exploring Our Solar System
Before You Read
Exploring Our Solar System
Section 1: Looking at Earth
Section 2: The Solar System Orbits the Sun
Section 3: The Inner Plas
Section 4: The Outer Plas
Using a Web Site
The Hale-Bopp Comet

After You Read
Glossary
Making Change
Before You Read
Making Matter Change
Section 1: Physical and Chemical Changes
Section 2: Bringing Matter Together
Section 3: Taking Matter Apart
Reading an Encyclopedia Entry
Solar Still
Section 4: Comparing Changes

After You Read
Glossary
Changing Matter
Before You Read
Changing Matter
Section 1: Chemical Changes
Section 2: Physical Changes
Section 3: Reversing Changes in Matter
Reading an Encyclopedia Entry
Centrifuge
Section 4: Making Matter Change

After You Read
Glossary
Compounds and Mixtures
Before You Read
Compounds and Mixtures
Section 1: Matter Can Change Chemically
Section 2: Matter Can Change Physically
Reading an Encyclopedia Entry
Oil Spill
After You Read
Glossary