6.P.2.2 Phase Change

Front

What is a phase change?

Back

A phase change is a transition of matter from one state to another, such as solid, liquid, or gas.

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NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

What remains constant during a phase change?

Back

Mass remains constant during a phase change.

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NGSS.MS-PS1-4

Front

What happens to particles during heating?

Back

Particles move faster when heated.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

What happens to particles during cooling?

Back

Particles slow down when cooled.

Tags

NGSS.MS-PS1-4

Front

What is the boiling point of water?

Back

The boiling point of water is 100°C at standard atmospheric pressure.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Front

What phase change occurs when a liquid turns into a gas?

Back

The phase change is called evaporation or boiling.

Tags

NGSS.MS-PS1-4

Front

What phase change occurs when a gas turns into a liquid?

Back

The phase change is called condensation.

Tags

NGSS.MS-PS1-4

Front

What is the effect of pressure on boiling point?

Back

Increasing pressure raises the boiling point of a liquid.

Front

What happens to water at 0°C?

Back

At 0°C, water can freeze into ice or melt from ice, depending on the conditions.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Front

What is sublimation?

Back

Sublimation is the phase change from solid directly to gas without becoming a liquid.

Tags

NGSS.MS-PS1-4