Across
1
Fourth state of matter
2
Unit of energy
6
Precious yellow metallic element
7
Center of an atom or cell
Down
1
Positive particle in nucleus
3
Gas form of a liquid
4
Solid with repeating atomic pattern
5
Hottest planet in solar system
Fourth state of matter
Unit of energy
Precious yellow metallic element
Center of an atom or cell
Positive particle in nucleus
Gas form of a liquid
Solid with repeating atomic pattern
Hottest planet in solar system