Particles in Motion

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Lesson 3

Particles in Motion

Skim Lesson 3 in your book. Read the headings and look at the photos and illustrations. Identify three things you want to learn more about as you read the lesson. Record your ideas in your Science Journal.

Kinetic Theory I found this on page

Record 3 major points of the kinetic theory. .

1. 2. 3.

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Relate temperature to thermal expansion. Thermal expansion occurs When temperature increases, the

when particles

and of particles

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Differentiate temperature and heat. Circle the word in each definition that most distinguishes the meaning of the term. (Hint: They both start with the letter “M.”) I found this on page

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Temperature:

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Heat:

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Identify and describe the condition under which two materials in contact would each have temperature but no heat.

Using Energy and Heat

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Lesson 3 | Particles in Motion (continued)

Describe 3 ways in which thermal energy is transferred.

Heat Transfer I found this on page

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Method

Description

Conduction

Heat and Changes of State

of state.

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Add enough thermal energy to a solid…

Remove enough thermal energy from a liquid…

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Vaporization, or the change from liquid to gas, occurs.

Condensation, or the change from gas to liquid, occurs.

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Using Energy and Heat

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

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Characterize the relationship between heat and typical changes

Lesson 3 | Particles in Motion (continued)

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Differentiate types of vaporization. Two Types of Vaporization

occurs

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occurs

Identify which of the processes above requires an addition of thermal energy.

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Distinguish sublimation from deposition. Circle the process that represents an increase in thermal energy.

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Sublimation

Contrast the ability of materials to transfer thermal energy.

Conductors and Insulators I found this on page

Deposition

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Energy transfer: Thermal Conductor

Reason:

Energy transfer: Thermal Insulator

Reason:

Connect It

Describe the thermal energy transfers between particles that occur when you overheat some soup for lunch, then drop an ice cube in it to cool it off.

Using Energy and Heat

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Review

Using Energy and Heat

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 this 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 what you have learned by converting two of the Key Concept questions from each lesson into factual answers.

Lesson 1 (three Key Concepts):

Lesson 3 (three Key Concepts):

Challenge Think of yourself riding a bike around your neighborhood as a system. Describe all of the energy transfers and transformations that occur in that system. Write your description in a summary to share in your class.

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Using Energy and Heat

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

Lesson 2 (three Key Concepts):