Heat of Fusion and Heat of Vaporization

The energy required to change a liquid at its boiling point to a gas is

• heat of vaporization.

• heat of fusion.

• boiling point.

• heat of sublimation.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

A change in which energy is absorbed, such as ice melting, is an

• exothermic change.

• endothermic change.

• kinetic change.

• mechanical change.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Substances can change in state when heated. When a solid turns into a liquid, this is called ?

• Fusion

• Vaporization

• Sublimation

• Condensation

Tags

NGSS.MS-PS1-4

Substances can change in state when heated. When a liquid turns into a gas, this is called ?

• Fusion

• Vaporization

• Sublimation

• Condensation

Tags

NGSS.MS-PS1-4

Which of the following factors relates to the amount of heat that changes the state of a substance?

• Mass

• Specific heat of a substance

• Specific latent heat of a substance

• The change in temperature of a substance

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The Latent Heat of Fusion best describes what phase change? 

• between a solid and a liquid 

• between plasma 

• between a liquid and a gas

• between a gas

Tags

NGSS.MS-PS1-4

What changes for a phase to go through a phase change?

• Temperature

• Altitude

• Location

• Energy

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is the heat of fusion?

• The energy required to change a solid to a liquid at its melting point

• The energy required to change a liquid to a gas at its boiling point

• The energy required to change a gas to a liquid

• The energy required to change a solid to a gas

Tags

NGSS.MS-PS1-4

Which of the following processes involves the heat of vaporization?

• Melting of ice

• Boiling of water

• Freezing of water

• Condensation of steam

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

During which phase change is the heat of fusion absorbed?

• Solid to liquid

• Liquid to gas

• Gas to liquid

• Liquid to solid

Tags

NGSS.MS-PS1-4