Across
1
Amplified beam of light
5
Solid with repeating atomic pattern
6
Force that attracts objects together
7
Reddish electrical conductor
9
Positive particle in nucleus
Down
2
Naturally occurring inorganic solid
3
Preserved remains of ancient life
4
Nerve cell in the brain
5
Element found in all living things
7
Icy body with a tail near the sun
8
Tectonic landmass section