Physical science course review

The picture shows an example of a(n)

• Pure substance

• Mixture

The picture shows an example of a(n)

• Pure substance

• Mixture

A pure substance is

• A substance made of only ONE kind of particle

• A substance made of two or more different kinds of particles

Particles in a gas move _____________ particles in a solid.

• Faster than

• Slower than

• At the same speed as

This is super-heated and charged, and it makes up stars and lightning

• Plasma

• Solid

• Liquid

• Gas

Boiling point is a _________ _________ of matter.

• Physical property

• Chemical property

Density is a _________ _________ of matter.

• Physical property

• Chemical property

Flammability is a _________ _________ of matter.

• Chemical property

• Physical property

Particles that are close together and hold a specif shape are known as a

• Solid

• Liquid

• Gas

• Plasma

When two substances react to form a new substance, this is an example of a(n)

• Chemical change

• Physical change