Across
1
Reddish electrical conductor
5
Element found in all living things
6
Amplified beam of light
7
Glass that splits light into spectrum
10
Disturbance that transfers energy
Down
2
Unit of energy
3
Particle of light
4
Naturally occurring inorganic solid
8
The Red Planet
9
Tectonic landmass section
11
Substance with pH below 7
12
Push or pull on an object
13
Hottest planet in solar system