Across
1
Blocking of light by a celestial body
2
Natural satellite of Earth
5
Compound containing oxygen
7
Molten rock beneath Earth surface
9
Gas form of a liquid
10
Disturbance that transfers energy
Down
2
The Red Planet
3
Tectonic landmass section
4
Absolute temperature scale unit
6
Hottest planet in solar system
8
Substance with pH above 7