matter 2.2: states of Matter/Phase Changes

Front

What is the state of matter that has indefinite shape and volume?

Back

Gas

Front

What is the phase change from water vapor to liquid water called?

Back

Condensation

Front

In an endothermic reaction, energy is _________.

Back

absorbed

Front

What are the characteristics of a solid?

Back

Solids have a definite shape and definite volume.

Front

What phase changes occur during freezing and melting?

Back

Freezing is the change from liquid to solid, and melting is the change from solid to liquid.

Front

What is the state of matter that has a definite shape but no definite volume?

Back

Solid

Front

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

Back

Vaporization (or evaporation).

Front

What is the phase change from solid to gas called?

Back

Sublimation.

Front

What is the phase change from gas to solid called?

Back

Deposition.

Front

What is the state of matter that has a definite volume but no definite shape?

Back

Liquid.