Across
1
Natural satellite of Earth
4
Disturbance that transfers energy
6
Nerve cell in the brain
8
Ball of burning gas in space
Down
2
Unit of electric potential
3
Biological catalyst
5
Gas form of a liquid
7
Element found in all living things
Natural satellite of Earth
Disturbance that transfers energy
Nerve cell in the brain
Ball of burning gas in space
Unit of electric potential
Biological catalyst
Gas form of a liquid
Element found in all living things