4th lesson latent heat

4th lesson latent heat

Multiple Choice

How much heat is needed to change 10 g of ice

at 0^oC to water at 0^oC? (L_ice=80 cal/g)

• 200 cal

• 400 cal

• 600 cal

• 800 cal

• 1000 cal

Multiple Choice

The change of state from solid to liquid is called

• melting

• freezing

• boiling

• condensation

Multiple Choice

The________ is the quantity of heat energy

needed to change a unit of mass of a solid into a

liquid without temperature change

• specific heat capacity

• latent heat of fusion

• heat combustion

• heat capacity

Multiple Choice

During the phase change¸ the temperature

remains constant

• True

• False

Multiple Choice

_________is the change of state of matter from

liquid to solid without temperature change

• melting

• freezing

• boiling

• condensation

Multiple Choice

_________is the change of state of matter from

liquid to gas without temperature change

• freezing

• melting

• vaporization

• condensation

Multiple Choice

_________is the change of state of matter from

vapor to liquid without temperature change

• freezing

• melting

• vaporization

• condensation