Fill in the blank with the word or phrase that you think correctly completes the following sentences.

An example of something hot is ________.

An example of something cold is ________.

The sun provides us with ________.

A thermometer is used to measure ________.

If you placed your hands around this mug of hot chocolate, what would happen to the temperature of your hands? Why do you think this would happen?

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Explain your reasoning

Many scientific words, such as heat, are used to convey different meanings. Use context clues to write your own definition for each meaning of the word heat.

The student won the first heat of the race. heat: ________

The man wondered if his rent included heat. heat: ________

Energy in the form of heat was transferred from the hot pan to the cold counter. heat: ________

This list contains the vocabulary terms you'll learn in this lesson. As you read, circle the definition of each term.

• temperature • radiation

• thermal energy • convection

• thermal expansion • conduction

• heat

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Identify

Which container holds particles with the higher average kinetic energy? Explain your reasoning.

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Explain Your Reasoning

What might happen to the hot-air balloon if the air inside it cooled down? Gather evidence and explain your reasoning.

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Claims, Evidence, Reasoning

Why would an increase in the temperature of the oceans contribute to a rise in sea level?

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Explain your reasoning

As you read, underline the direction of energy transfer between objects that are at different temperatures.

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Identify

Draw an arrow to show the direction in which energy is transferred between the pan and the oven mitts. Explain your reasoning.

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Explain your reasoning

Air has a lower specific heat than water. Once the sun goes down, will the air or the water cool off faster? Explain your reasoning.

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Explain your reasoning