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Temperature and Energy Transfer Quiz

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Questions and Answers

What happens to the speed of atoms/molecules when a substance is heated?

They decrease in speed

They increase in speed (correct)

They remain at the same speed

Their speed is unaffected

Which of the following statements about temperature is true?

Temperature is a measure of the kinetic energy of individual atoms/molecules

Temperature is a measure of the average speed of atoms/molecules (correct)

Temperature is a measure of the total energy of a substance

Temperature is a measure of the potential energy of a substance

What happens to the volume of a substance when it is cooled?

The volume is unaffected

The volume remains the same

The volume decreases (correct)

The volume increases

What is the relationship between energy transfer and a change in temperature?

Energy transfer to a substance causes an increase in temperature. Signup and view all the answers

How does the speed of atoms/molecules change when a substance is cooled?

The atoms/molecules move slower. Signup and view all the answers

What happens to the volume of a substance when it is heated?

The volume increases. Signup and view all the answers

What happens to the atoms/molecules themselves when a substance is heated or cooled?

The atoms/molecules do not change in size, only their speed changes. Signup and view all the answers