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Heat Transfer and Temperature

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Questions and Answers

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

Their speed remains the same

Their speed oscillates between increasing and decreasing

Their speed increases (correct)

Their speed decreases

How does cooling a substance affect the volume of the substance?

The volume increases

The volume remains the same

The volume fluctuates randomly

The volume decreases (correct)

What is the relationship between the speed of atoms/molecules and temperature?

Temperature is a measure of the potential energy of atoms/molecules

Temperature and the speed of atoms/molecules are unrelated

Temperature is inversely proportional to the speed of atoms/molecules

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

How do the collisions between atoms/molecules change when a substance is warmed?

The collisions become stronger and more frequent Signup and view all the answers

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

They remain the same size Signup and view all the answers

What is the primary cause of the change in volume when a substance is heated or cooled?

The atoms/molecules move further apart or closer together Signup and view all the answers

Heat Transfer and Temperature

Choose a study mode

Podcast

Questions and Answers

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

How does cooling a substance affect the volume of the substance?

What is the relationship between the speed of atoms/molecules and temperature?

How do the collisions between atoms/molecules change when a substance is warmed?

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

What is the primary cause of the change in volume when a substance is heated or cooled?

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