Phase Changes

Front

What happens to the pressure of a gas when its volume decreases?

Back

The pressure increases.

Front

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

Back

Evaporation.

Tags

NGSS.MS-PS1-4

Front

In which phase do molecules not have a visible shape?

Back

Gas.

Front

In which phase do molecules not stay at the bottom of their container?

Back

Gas.

Front

How do liquid molecules move?

Back

They move around each other.

Tags

NGSS.MS-PS1-4

Front

What is the phase change from solid to liquid called?

Back

Melting.

Tags

NGSS.MS-PS1-4

Front

What is the phase change from liquid to solid called?

Back

Freezing.

Tags

NGSS.MS-PS1-4

Front

What is the phase change from gas to liquid called?

Back

Condensation.

Front

What is the phase change from liquid to gas called?

Back

Vaporization.

Tags

NGSS.MS-PS1-4

Front

What happens to the energy of molecules during melting?

Back

The energy increases.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4