Across
1
Substance with pH below 7
3
Icy body with a tail near the sun
5
Our home planet
7
Unit of energy
Down
2
Ball of burning gas in space
4
Absolute temperature scale unit
6
Chemical element in table salt
8
Naturally occurring inorganic solid
Substance with pH below 7
Icy body with a tail near the sun
Our home planet
Unit of energy
Ball of burning gas in space
Absolute temperature scale unit
Chemical element in table salt
Naturally occurring inorganic solid