Across
1
Substance with pH below 7
3
Blocking of light by a celestial body
5
Reddish electrical conductor
7
Unit of force
8
Gas essential for breathing
Down
2
Basic unit of life
4
Ball of burning gas in space
6
Positive particle in nucleus
Substance with pH below 7
Blocking of light by a celestial body
Reddish electrical conductor
Unit of force
Gas essential for breathing
Basic unit of life
Ball of burning gas in space
Positive particle in nucleus