Across
1
Glass that splits light into spectrum
3
Gas form of a liquid
5
Positive particle in nucleus
6
Ball of burning gas in space
8
Hottest planet in solar system
11
Solid with repeating atomic pattern
Down
1
Particle of light
2
Substance with pH below 7
4
Tissue that contracts for movement
7
Fourth state of matter
9
Amplified beam of light
10
The Red Planet
12
Chemical element in table salt