Across
1
Absolute temperature scale unit
4
Unit of force
6
Fourth state of matter
7
Our home planet
8
Blocking of light by a celestial body
Down
2
Gas essential for breathing
3
Unit of heredity
5
Amplified beam of light
Absolute temperature scale unit
Unit of force
Fourth state of matter
Our home planet
Blocking of light by a celestial body
Gas essential for breathing
Unit of heredity
Amplified beam of light