States of Matter

Solids, liquids, & gases may be

• elements

• mixtures

• compounds

• pure substances

A _____ has definite shape and volume.

Tags

NGSS.5-PS1-3

How are the particles of a solid arranged?

Solids that are made of crystals are called ____________ _____.

Tags

NGSS.MS-PS1-1

When a crystalline solid is heated, it melts at a specific temperature.

• True

• False

Tags

NGSS.MS-PS1-4

In _________ ______, the particles are not arranged in a regular pattern.

Unlike crystalline solids, an amorphous solid does not melt at a distinct temperature.

• False

• True

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

A ______ has definite volume but no shape of its own.

Tags

NGSS.MS-PS1-4

How do particles in a liquid move?

Tags

NGSS.MS-PS1-4

_______ _______ is the result of an inward pull among the molecules of a liquid that brings the molecules on the surface closer together.