Thermal Energy 47

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How can thermal energy be used?

Thermal EnergyName Date

Before You ReadBefore you read the chapter, think about what you know about thermal energy. Record your ideas in the first column. Pair with a partner, and discuss his or her thoughts. Write those ideas in the second column. Then record what you both would like to share with the class in the third column.

Lesson 1 Lesson 2 Lesson 3

NEWthermal energytemperatureheat

REVIEWkinetic energypotential energy

NEW radiationconductionthermal conductorthermal insulatorspecific heatthermal expansionthermal contractionconvectionconvection current

NEW heating appliancethermostatrefrigeratorheat engine

Chapter Vocabulary

Think Pair Share

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48 Thermal Energy

Lesson 1

Predict three facts that will be discussed in Lesson 1 after reading the headings. Record your predictions in your Science Journal.

Thermal Energy, Temperature, and HeatC

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A B

Relate descriptions of energy.

Kinetic Energy Potential Energy

Mechanical

energy

Characterize thermal energy, and explain why matter has it.

of particles

of particles

of material

Explanation:

Explain how kinetic energy of the particles relates to differences in temperature represented by the pictures.

Kinetic and Potential Energy

I found this on page .

What is Thermal Energy?

I found this on page .

What is temperature?

I found this on page .

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Thermal Energy 49

Lesson 1 | Thermal Energy, Temperature, and Heat (continued)

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Assess the difference between thermal energy and temperature.

Contrast common temperature scales.

Scale Water Freezes Water Boils

Celsius

Kelvin

Fahrenheit

Evaluate the difference between heat and thermal energy.

Relate temperature of objects to rate of he at transfer.

Temperature Difference Between Objects Rate Heating Occurs

greater

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What is heat?

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I found this on page .

Analyze It Describe a hot summer day using the vocabulary terms and Key Concepts from this les son.

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