Across
1
Unit of energy
4
Substance with pH below 7
5
Group of similar cells
6
Compound containing oxygen
8
Gas form of a liquid
Down
2
Magnetic metallic element
3
Icy body with a tail near the sun
7
Naturally occurring inorganic solid
Unit of energy
Substance with pH below 7
Group of similar cells
Compound containing oxygen
Gas form of a liquid
Magnetic metallic element
Icy body with a tail near the sun
Naturally occurring inorganic solid