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Heating and Cooling of Substances Quiz

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Questions and Answers

What happens when energy is transferred to a substance?

The substance expands

The substance gains energy (correct)

The substance decreases in volume

The substance loses energy

What does a higher temperature indicate about the speed of atoms/molecules?

They compress

They move slower

They decrease in volume

They move faster (correct)

How do atoms/molecules behave when a substance is cooled?

They move slower and get closer together (correct)

They gain energy and expand

They move faster and spread further apart

They lose energy and compress

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

The lower the speed, the higher the temperature Signup and view all the answers

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

The volume decreases Signup and view all the answers

If a substance undergoes heating and cooling cycles, what is the overall effect on its volume?

The volume fluctuates, expanding during heating and contracting during cooling. Signup and view all the answers

What is the primary factor that determines the strength and frequency of collisions between atoms/molecules in a substance?

The average speed of the atoms/molecules. Signup and view all the answers

If two substances have the same temperature, what can be inferred about their atoms/molecules?

They have the same average speed. Signup and view all the answers

Which of the following statements is true about the behavior of atoms/molecules during heating and cooling?

The atoms/molecules maintain their average distance from each other during heating and cooling. Signup and view all the answers

If a substance is heated to a higher temperature, what can be inferred about the potential energy of its atoms/molecules?

The potential energy increases. Signup and view all the answers

According to the information provided, which of the following is not a direct consequence of cooling a substance?

The atoms/molecules change their chemical composition. Signup and view all the answers