Heat Flashcard 21-22

Front

What is heat?

Back

The transfer of kinetic energy from one substance to another.

Front

How do molecules in cold substances move compared to hot substances?

Back

Molecules in cold substances move more slowly than in hot substances.

Front

What is an example of radiated heat for cooking?

Back

Grilling hot dogs over a campfire.

Front

What type of heat transfer occurs when a metal spoon gets hot while stirring hot chocolate?

Back

Conduction.

Front

What type of heat transfer is demonstrated by a lava lamp?

Back

Convection.

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 or gases).

Front

What is radiation?

Back

The transfer of heat through electromagnetic waves without the need for a medium.

Front

What happens to the temperature of a substance when it absorbs heat?

Back

The temperature of the substance increases.

Front

What is thermal energy?

Back

The total kinetic energy of all the particles in a substance.