Heat Transfer and Temperature Measurement Quiz

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What happens when a substance is heated?

Atoms/molecules lose energy and move slower

Atoms/molecules gain energy and move slower

Atoms/molecules lose energy and move faster

Atoms/molecules gain energy and move faster (correct)

How is temperature related to the speed of atoms/molecules?

Not related

Inversely proportional

Directly proportional (correct)

Temperature does not affect speed

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

It remains the same

It increases

It expands

It decreases (correct)

When a substance is cooled, what happens to the collisions between atoms/molecules?

They become weaker and less frequent Signup and view all the answers

If particles are moving slower, what does that indicate about the temperature?

The temperature is lower Signup and view all the answers

What happens to the atoms/molecules of a substance when it is warmed?

They spread further apart (expand) Signup and view all the answers

What determines the direction of gas particles?

Their collisions with other particles or objects Signup and view all the answers

How do gas particles enable us to detect odors?

They travel in all directions and reach our noses Signup and view all the answers

In the model, what does an increase in arrow length represent?

An increase in particle speed Signup and view all the answers

What happens to the volume of a balloon when the particles inside gain energy?

The volume increases Signup and view all the answers

What happens to the temperature of a balloon when the particles inside lose energy?

The temperature decreases Signup and view all the answers

Heat Transfer and Temperature Measurement Quiz

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Questions and Answers

What happens when a substance is heated?

How is temperature related to the speed of atoms/molecules?

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

When a substance is cooled, what happens to the collisions between atoms/molecules?

If particles are moving slower, what does that indicate about the temperature?

What happens to the atoms/molecules of a substance when it is warmed?

What determines the direction of gas particles?

How do gas particles enable us to detect odors?

In the model, what does an increase in arrow length represent?

What happens to the volume of a balloon when the particles inside gain energy?

What happens to the temperature of a balloon when the particles inside lose energy?

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