Across
1
Unit of energy
4
Compound containing oxygen
5
Blocking of light by a celestial body
6
Mass per unit volume
8
Gas form of a liquid
Down
2
Infectious microscopic agent
3
Biological catalyst
7
Substance with pH below 7
Unit of energy
Compound containing oxygen
Blocking of light by a celestial body
Mass per unit volume
Gas form of a liquid
Infectious microscopic agent
Biological catalyst
Substance with pH below 7