Amplify Thermal Energy Unit Test

Front

What happens when two objects touch and one is warmer than the other?

Back

The warmer object transfers its energy to the cooler one.

Front

Why does a cup of water become colder when ice is added?

Back

Heat flows from the water to the ice.

Front

When will there always be heat transfer between two objects that are touching?

Back

There is a difference in temperature between the samples.

Front

Can energy be created or destroyed?

Back

No, energy can't be created or destroyed.

Front

What is temperature?

Back

A measure of the average speed of the molecules of a substance.

Front

What is thermal energy?

Back

The total energy of all the particles in an object.

Front

What is conduction?

Back

The transfer of heat through direct contact between materials.

Front

What is convection?

Back

The transfer of heat through the movement of fluids (liquids and gases).

Front

What is radiation?

Back

The transfer of energy through electromagnetic waves.

Front

What is the law of conservation of energy?

Back

Energy cannot be created or destroyed, only transformed from one form to another.