CA4 Review Thermal Energy

Front

If the temperature of a rock is absolute zero, what would happen to the molecules?

Back

they would not be moving at all

Front

If the temperature of a substance is hot, what are the molecules doing?

Back

they are moving very fast

Front

Two objects have different temperatures. Object A has a temperature of 42 degrees and Object B is 37 degrees. Which direction should the energy transfer between Objects A and B?

Back

From Object A to Object B

Front

Heat always moves from _____________ to ______________.

Back

hot; cold

Front

The net transfer of heat is ___________ when both objects have ______________ temperature.

Back

zero, same

Front

Does everything have thermal energy?

Back

True

Front

What type of heat transfer is happening at "A"?

Back

conduction

Front

What type of heat transfer is happening at "B"?

Back

convection

Front

What type of heat transfer is happening at "C"?

Back

radiation

Front

How does the speed of the molecules in Croc 1 compare to the speed of the molecules in Croc 2?

Back

Croc 1's molecules move faster