Across
1
Unit of power
2
The Red Planet
3
Push or pull on an object
6
Smallest unit of an element
10
Tectonic landmass section
11
Group of similar cells
Down
2
Naturally occurring inorganic solid
4
Ball of burning gas in space
5
Natural satellite of Earth
7
Preserved remains of ancient life
8
Path of a planet around the sun
9
Glass that splits light into spectrum