Across
1
Unit of power
3
Compound containing oxygen
5
Gas essential for breathing
6
Smallest unit of an element
Down
2
Substance with pH below 7
4
Natural satellite of Earth
7
Unit of heredity
8
Gas form of a liquid
Unit of power
Compound containing oxygen
Gas essential for breathing
Smallest unit of an element
Substance with pH below 7
Natural satellite of Earth
Unit of heredity
Gas form of a liquid