M1/1 Midterm Test-Term 2

A measure of the average kinetic energy of the individual particles in an object is called ________.

• heat

• thermal energy

• temperature

• thermometer

What happens to particles as they heat up?

• slow down

• speed up

• don't move

• none of this

Which particles are moving fastest?

• particles of water from the sink

• particles in boiling water

• particles in steam

• particles in ice cubes

Molecular motion _________ when temperature is increased.

• Increase

• Decrease

• kelvin

• momentum

Which most often occurs when a pot of water boils?

• condensation

• melting

• evaporation

• freezing

How is heat transferred in radiation?

• through solid

• through air

• through time

• through liquid

Which substance will conduct the least amount of heat?

• copper

• aluminum

• glass

• plastic

How does heat energy from the Sun reach Earth?

• conduction

• convection

• solar fare

• radiation

Which would most likely turn gas into a liquid?

• heating

• cooling

• freezing

• boiling

Which best describes the transfer of heat due to the movement of gases and liquids?

• evaporation

• conduction

• sublimation

• convection