Across
1
Our home planet
4
Nerve cell in the brain
7
Substance with pH above 7
8
Unit of power
10
Tectonic landmass section
Down
2
Ball of burning gas in space
3
Second lightest element
5
Unit of heredity
6
Unit of force
9
Fourth state of matter
Our home planet
Nerve cell in the brain
Substance with pH above 7
Unit of power
Tectonic landmass section
Ball of burning gas in space
Second lightest element
Unit of heredity
Unit of force
Fourth state of matter