Across
1
Glass that splits light into spectrum
3
Solid with repeating atomic pattern
5
Nerve cell in the brain
6
Gas form of a liquid
8
Unit of electric potential
10
Fourth state of matter
12
Tectonic landmass section
Down
2
Natural satellite of Earth
3
Reddish electrical conductor
4
Absolute temperature scale unit
7
Unit of power
9
Substance with pH above 7
11
Basic unit of life