Across
1
Compound containing oxygen
5
Unit of force
7
Tectonic landmass section
8
Second lightest element
Down
2
Unit of heredity
3
Icy body with a tail near the sun
4
Group of similar cells
6
Natural satellite of Earth
Compound containing oxygen
Unit of force
Tectonic landmass section
Second lightest element
Unit of heredity
Icy body with a tail near the sun
Group of similar cells
Natural satellite of Earth