Chap. 9, Lesson 2 Worksheet
Lesson 2
The Geosphere
Predict three facts that will be discussed in Lesson 2 after reading the headings. Write your facts in your Science Journal.
Materials in the Geosphere I found this on page
Order the layers of Earth material. .
Surface
Core
I found this on page
.
Characterize minerals.
I found this on page
.
Describe properties used to identify minerals. Property Luster Streak Cleavage
Fracture
136
The Earth System
Description
Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.
Minerals
Lesson 2 | The Geosphere (continued)
I found this on page
.
I found this on page
.
Explain why calcite is more likely to interact with other minerals than is quartz.
Compare and contrast rocks and minerals.
Mineral
Both
Rock
Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.
naturally occurring solids
I found this on page
.
Distinguish 3 main types of rocks. Type
Description
Igneous
Metamorphic
Sedimentary
I found this on page
.
Infer why it is important to protect soil.
The Earth System
137
Lesson 2 | The Geosphere (continued)
I found this on page
.
Assess how interactions among all Earth systems occur in soil.
I found this on page
.
Differentiate layers of soil. B-horizon
C-horizon
Description
A-horizon
Structure of the Geosphere I found this on page
Describe the structure of the geosphere below Earth’s crust. .
Layer
Description
Density
Lower mantle Outer core Inner core
I found this on page
.
Relate the density of material in Earth’s layers to the structure of the geosphere. through pulled toward .
138
The Earth System
Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.
Upper mantle
Lesson 2 | The Geosphere (continued)
I found this on page
.
Characterize Earth’s crust. Most common elements: •
Definition:
• • Earth’s Crust Two types: •
• • •
•
• •
I found this on page
.
Define Earth’s mantle.
I found this on page
.
Contrast the lithosphere and the asthenosphere.
Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.
Lithosphere
I found this on page
.
Asthenosphere
Identify differences in the layers of Earth’s core. Layer State
Outer Core solid or liquid Why?
Inner Core solid or liquid Why?
(circle and explain)
Connect It
Describe the main difference between the core and the other layers of the geosphere. Then describe a characteristic of soil that distinguishes it from other materials in the geosphere.
The Earth System
139
Review
The Earth System
Chapter Wrap-Up Now that you have read the chapter, think about what you have learned. Complete the final column in the chart on the first page of the chapter.
Use this checklist to help you study. Complete your Foldables® Chapter Project. Study your Science Notebook on this chapter. Study the definitions of vocabulary words. Reread the chapter, and review the charts, graphs, and illustrations. Review the Understanding Key Concepts at the end of each lesson. Look over the Chapter Review at the end of the chapter.
Summarize It
Reread the chapter Big Idea and the lesson Key Concepts. Summarize how Earth’s systems drive changes on and beneath Earth’s surface.
Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.
Challenge Make a three-dimensional model cross-section of Earth. Include not only the layers of the geosphere, but also represent the hydrosphere, the atmosphere, and the biosphere. Share your model with your class.
140
The Earth System
The Geosphere
Predict three facts that will be discussed in Lesson 2 after reading the headings. Write your facts in your Science Journal.
Materials in the Geosphere I found this on page
Order the layers of Earth material. .
Surface
Core
I found this on page
.
Characterize minerals.
I found this on page
.
Describe properties used to identify minerals. Property Luster Streak Cleavage
Fracture
136
The Earth System
Description
Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.
Minerals
Lesson 2 | The Geosphere (continued)
I found this on page
.
I found this on page
.
Explain why calcite is more likely to interact with other minerals than is quartz.
Compare and contrast rocks and minerals.
Mineral
Both
Rock
Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.
naturally occurring solids
I found this on page
.
Distinguish 3 main types of rocks. Type
Description
Igneous
Metamorphic
Sedimentary
I found this on page
.
Infer why it is important to protect soil.
The Earth System
137
Lesson 2 | The Geosphere (continued)
I found this on page
.
Assess how interactions among all Earth systems occur in soil.
I found this on page
.
Differentiate layers of soil. B-horizon
C-horizon
Description
A-horizon
Structure of the Geosphere I found this on page
Describe the structure of the geosphere below Earth’s crust. .
Layer
Description
Density
Lower mantle Outer core Inner core
I found this on page
.
Relate the density of material in Earth’s layers to the structure of the geosphere. through pulled toward .
138
The Earth System
Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.
Upper mantle
Lesson 2 | The Geosphere (continued)
I found this on page
.
Characterize Earth’s crust. Most common elements: •
Definition:
• • Earth’s Crust Two types: •
• • •
•
• •
I found this on page
.
Define Earth’s mantle.
I found this on page
.
Contrast the lithosphere and the asthenosphere.
Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.
Lithosphere
I found this on page
.
Asthenosphere
Identify differences in the layers of Earth’s core. Layer State
Outer Core solid or liquid Why?
Inner Core solid or liquid Why?
(circle and explain)
Connect It
Describe the main difference between the core and the other layers of the geosphere. Then describe a characteristic of soil that distinguishes it from other materials in the geosphere.
The Earth System
139
Review
The Earth System
Chapter Wrap-Up Now that you have read the chapter, think about what you have learned. Complete the final column in the chart on the first page of the chapter.
Use this checklist to help you study. Complete your Foldables® Chapter Project. Study your Science Notebook on this chapter. Study the definitions of vocabulary words. Reread the chapter, and review the charts, graphs, and illustrations. Review the Understanding Key Concepts at the end of each lesson. Look over the Chapter Review at the end of the chapter.
Summarize It
Reread the chapter Big Idea and the lesson Key Concepts. Summarize how Earth’s systems drive changes on and beneath Earth’s surface.
Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.
Challenge Make a three-dimensional model cross-section of Earth. Include not only the layers of the geosphere, but also represent the hydrosphere, the atmosphere, and the biosphere. Share your model with your class.
140
The Earth System
