Phases of Matter

What happens to the temperature of a substance during a phase change?

• The temperature increases continuously.

• The temperature decreases continuously.

• The temperature remains constant during a phase change.

• The temperature fluctuates rapidly.

What is the term for the energy required to change a substance from liquid to gas?

• Heat of vaporization

• Latent heat of fusion

• Specific heat capacity

• Thermal conductivity

What is the term for the change from solid to gas?

• Evaporation

• Condensation

• Sublimation

• Freezing

What is the process called when a solid turns into a liquid?

• Freezing

• Condensation

• Melting

• Evaporation

When water vapor turns back into a liquid, heat is:

• Evaporated

• Condensed

• Sublimated

• Transformed

What is the term for the energy required to change a substance from solid to liquid?

• Heat of fusion

• Latent heat of vaporization

• Specific heat capacity

• Thermal conductivity

What occurs when a gas becomes a liquid?

• Evaporation

• Condensation

• Sublimation

• Deposition

What state of matter takes the shape of its container and has a definite volume?

• Solid

• Liquid

• Gas

• Plasma

What occurs when a liquid becomes a solid?

• Freezing

• Melting

• Evaporating

• Condensing

What is the main difference between solids and liquids?

• Solids have a definite shape, while liquids take the shape of their container.

• Solids can flow, while liquids cannot.

• Liquids have a definite shape, while solids do not.

• Solids are compressible, while liquids are not.