For questions #8 – 9 use the following pictures:
a. b. c.
8. which picture(s) would best represent atoms in the gas of a neon sign? explain why.

9. which picture(s) would best represent a rock? explain why.

8. The picture that would best represent atoms in the gas of a neon sign is the image B. This is because they have room for movement in that their distance between each particle is great. That is why gases has greater volume compared to liquids and solids.

9. The picture that would best represent a rock is the image C. The solid molecules are so pact that they have no room for movement.