Across
1
Mass per unit volume
5
Molten rock beneath Earth surface
7
Ball of burning gas in space
Down
2
Tectonic landmass section
3
Glass that splits light into spectrum
4
Unit of force
6
Fourth state of matter
8
The Red Planet
Mass per unit volume
Molten rock beneath Earth surface
Ball of burning gas in space
Tectonic landmass section
Glass that splits light into spectrum
Unit of force
Fourth state of matter
The Red Planet