States of Matter and Phase Changes

Front

What is matter?

Back

Everything that has mass and takes up space.

Tags

NGSS.MS-PS1-5

Front

What happens to particles in a substance when it is heated?

Back

Particles move faster and farther apart.

Tags

NGSS.MS-PS1-4

Front

What is the process called when a solid changes to a liquid?

Back

Melting.

Tags

NGSS.MS-PS1-4

Front

What is the boiling point of water at sea level?

Back

100 degrees Celsius (212 degrees Fahrenheit).

Front

What is the freezing point of water?

Back

0 degrees Celsius (32 degrees Fahrenheit).

Tags

NGSS.MS-PS1-4

Front

What state of matter has a definite shape and volume?

Back

Solid.

Front

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

Back

Liquid.

Front

What state of matter has neither a definite shape nor a definite volume?

Back

Gas.

Tags

NGSS.MS-PS1-4

Front

What is condensation?

Back

The process by which a gas turns into a liquid.

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

Front

What is evaporation?

Back

The process by which a liquid turns into a gas.

Tags

NGSS.MS-PS1-4