Unit 4 Test Review

Front

Why does a metal spoon feel colder than a plastic spoon?

Back

A metal spoon conducts heat from your body better than a plastic spoon.

Front

What is the heat transfer process of thermal energy in a liquid or gas by a current?

Back

Convection.

Front

What type of heat transfer occurs when a vacuum is created?

Back

Radiation.

Front

What is a measure of the average kinetic energy of the molecules in an object?

Back

Temperature.

Front

What happens to temperature as kinetic energy increases?

Back

The higher the temperature.

Front

What is conduction?

Back

The transfer of heat through direct contact between materials.

Front

What is convection?

Back

The transfer of heat by the movement of fluids (liquids or gases).

Front

What is radiation?

Back

The transfer of heat in the form of electromagnetic waves.

Front

What is thermal energy?

Back

The total kinetic energy of all the particles in an object.

Front

What is the relationship between temperature and kinetic energy?

Back

As temperature increases, the average kinetic energy of particles increases.