Using Energy and Heat

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Using Energy and Heat What are energy transfers and energy transformations? Before You Read Before you read the chapter, think about what you know about energy and heat. Record three things that you already know about energy transfers and transformations in the first column. Then write three things that you would like to learn about this topic in the second column. Complete the final column of the chart when you have finished the chapter.

Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.

K What I Know

W What I Want to Learn

L What I Learned

Chapter Vocabulary Lesson 1

Lesson 2

Lesson 3

NEW

NEW

NEW

energy potential energy chemical energy nuclear energy kinetic energy electric energy mechanical energy thermal energy wave sound energy radiant energy

law of conservation of energy energy transfer energy transformation work open system closed system renewable energy resource nonrenewable energy resource

temperature heat conduction radiation convection vaporization thermal conductor thermal insulator

REVIEW

ACADEMIC

speed

resource

Using Energy and Heat

121

Lesson 1

Forms of Energy

Scan Lesson 1. Read the lesson titles and bold words. Look at the pictures. Identify three facts you discovered about forms of energy. Record your facts in your Science Journal.

Define energy, and provide examples of its influences.

Energy I found this on page

. Energy: Examples of Influence:

Climate

Potential Energy

Describe potential energy. . Potential Energy

I found this on page

Using Energy and Heat

Definition:

3 Types

.

Description:

122

Politics

Description:

Description:

Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.

I found this on page

Economy

Lesson 1 | Forms of Energy (continued)

Kinetic Energy I found this on page

Differentiate potential energy and kinetic energy. .

Potential energy:

Kinetic energy:

I found this on page

Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.

I found this on page

.

.

Combined Kinetic Energy and Potential Energy I found this on page

.

Relate kinetic energy to mass and speed of objects. No speed

kinetic energy

Greater mass

kinetic energy

Greater speed

kinetic energy

Explain why electric energy is a form of kinetic energy.

Model a system and an environment. Define each term, and label the part of the diagram that represents each term. System:

Environment:

Using Energy and Heat

123

Lesson 1 | Forms of Energy (continued)

I found this on page

.

Compare and contrast mechanical energy and thermal energy.

Mechanical Energy

Both

Thermal Energy

Characterize waves.

Energy Carried by Waves I found this on page

.

Wave A disturbance

does move from one place to another.

does not move

moves in which direction? .

.

Type of Energy I found this on page

.

I found this on page

.

Connect It

Moves Through

Relate every form of energy mentioned in Lesson 1 to at least one other

energy form.

124

Carried By

Using Energy and Heat

Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.

Identify two types of energy carried by waves.