Across
1
Group of similar cells
4
Gas form of a liquid
6
Infectious microscopic agent
7
Unit of force
9
Molten rock beneath Earth surface
10
Substance with pH above 7
Down
2
Solid with repeating atomic pattern
3
Unit of energy
5
Disturbance that transfers energy
6
Hottest planet in solar system
8
Smallest unit of an element
11
Precious yellow metallic element