7.2 Review

Front

What is a good conductor of heat and electricity?

Back

Metals are good conductors.

Front

What is the process that causes warm air to rise and cool air to sink?

Back

Convection is the process that causes warm air to rise and cool air to sink.

Front

What is the term for a material that does not conduct heat well?

Back

An insulator is a material that does not conduct heat well.

Front

What is the measure of the average kinetic energy of particles in a substance?

Back

Temperature is the measure of the average kinetic energy of particles.

Front

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

Back

The temperature of the substance increases when it absorbs heat.

Front

What is the term for the transfer of heat through direct contact?

Back

Conduction is the transfer of heat through direct contact.

Front

What is the term for the energy that is transferred as heat?

Back

Thermal energy is the energy transferred as heat.

Front

What is the state of matter where molecules are tightly packed and vibrate in place?

Back

Solid is the state of matter where molecules are tightly packed.

Front

What is the state of matter where molecules are free to move and take the shape of their container?

Back

Liquid is the state of matter where molecules are free to move.

Front

What is the state of matter where molecules are far apart and move freely?

Back

Gas is the state of matter where molecules are far apart.