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_____ have molecules that are packed together and hardly move.

• solids

• liquids

• gases

• plasma

____ keep their size but not their shape.

• solids

• liquids

• gases

• plasma

____ have molecules that can spread out far from each other and move quickly.

• solids

• liquids

• gases

• plasma

___ is anything that takes up space and has mass.

• Density

• Weight

• Volume

• Matter

Which phase of matter has no definite shape and no definite volume?

• solid

• liquid

• gas

Atoms are a basic unit of matter.

• True

• False

Atoms are too small to see without magnification.

• True

• False

Atoms combine to form molecules.

• True

• False

Anything that has mass and takes up space is.....

• property

• volume

• matter

• mass

______________ is the amount of space that matter takes up.

• mass

• weight

• matter

• volume