Across
1
Unit of electric potential
4
Amplified beam of light
5
Unit of heredity
6
Fourth state of matter
8
Ball of burning gas in space
Down
2
Gas essential for breathing
3
Naturally occurring inorganic solid
7
Precious yellow metallic element
Unit of electric potential
Amplified beam of light
Unit of heredity
Fourth state of matter
Ball of burning gas in space
Gas essential for breathing
Naturally occurring inorganic solid
Precious yellow metallic element