Front

What are the three states of matter?

Back

Solid, Liquid, Gas.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

How can you identify a solid?

Back

A solid has a definite shape and volume.

Tags

NGSS.5-PS1-3

Front

How can you identify a liquid?

Back

A liquid has a definite volume but takes the shape of its container.

Front

How can you identify a gas?

Back

A gas has neither a definite shape nor a definite volume and expands to fill its container.

Front

What is the molecular arrangement in solids?

Back

Molecules in solids are closely packed together in a fixed arrangement.

Front

What is the molecular arrangement in liquids?

Back

Molecules in liquids are close together but can move past one another.

Front

What is the molecular arrangement in gases?

Back

Molecules in gases are far apart and move freely.

Tags

NGSS.MS-PS3-4

Front

What happens to the molecules in a solid when it is heated?

Back

The molecules gain energy and vibrate more, potentially changing to a liquid.

Tags

NGSS.MS-PS1-4

Front

What happens to the molecules in a liquid when it is heated?

Back

The molecules gain energy and may move fast enough to become a gas.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

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

Back

Melting.

Tags

NGSS.MS-PS1-4