Science Chemistry 5.1 Unit test

Question 1

The Particle Theory of Matter

Answer 1

1. All matter is made up of tiny particles that
   have empty spaces between them.
2. Different substances are made up of different
   kinds of particles.
3. Particles are in constant random motion.
4. The particles of a substance move faster as
   its temperature increases.
5. Particles attract each other

Question 2

What is a Pure Substance

Answer 2

A pure substance is a substance that is made up
of only one type of particle.

Question 3

what are 4 examples of Pure Substances

Answer 3

. Distilled water
* Tin
* Sulfur
* Diamond