Across
1
Unit of force
3
Natural satellite of Earth
5
The Red Planet
6
Infectious microscopic agent
7
Solid with repeating atomic pattern
8
Amplified beam of light
Down
1
Center of an atom or cell
2
Tissue that contracts for movement
3
Naturally occurring inorganic solid
4
Tectonic landmass section
9
Precious yellow metallic element
10
Gas form of a liquid
11
Nerve cell in the brain
12
Magnetic metallic element
13
Form of thermal energy
