Across
1
Gas form of a liquid
4
Our home planet
5
The Red Planet
6
Compound containing oxygen
8
Natural satellite of Earth
9
Basic unit of life
Down
2
Solid with repeating atomic pattern
3
Particle of light
7
Amplified beam of light
Gas form of a liquid
Our home planet
The Red Planet
Compound containing oxygen
Natural satellite of Earth
Basic unit of life
Solid with repeating atomic pattern
Particle of light
Amplified beam of light