Across
1
Amplified beam of light
4
Push or pull on an object
5
Natural satellite of Earth
6
Solid with repeating atomic pattern
11
Unit of heredity
12
Gas form of a liquid
13
Molten rock beneath Earth surface
Down
2
Basic unit of life
3
Compound containing oxygen
7
Positive particle in nucleus
8
Glass that splits light into spectrum
9
Hottest planet in solar system
10
Naturally occurring inorganic solid