LSS Sec 1 - States of Matter (7.2 & 7.3)

In the particulate model of matter, all matter is made up of small discrete particles that are in ___________ & __________ motion. (pick 2)

• constant

• random

• temporary

• orderly

• quick

In the particulate model of matter, particles are represented by __________. (name the shape)

Pure substances represented in the particulate model of matter are identical.

• True

• False

There is ___________ in the space between particles. This space is called vacuum.

Solids have a(n) ________ shape and ________ volume.

• definite; definite

• definite; indefinite

• indefinite; definite

• indefinite; indefinite

Liquids have a(n) ________ shape and ________ volume.

• definite; definite

• definite; indefinite

• indefinite; definite

• indefinite; indefinite

Gases have a(n) ________ shape and ________ volume.

• definite; definite

• definite; indefinite

• indefinite; definite

• indefinite; indefinite

Which states of matter can be compressed?

• Solids

• Liquids

• Gases

Arrange the states of matter from lowest density to highest density.

• solid, liquid, gas

• solid, gas, liquid

• gas, liquid, solid

• liquid, gas, solid

The particles in solids are closely packed in an _______ manner.