Across
1
Element found in all living things
5
Fourth state of matter
9
Push or pull on an object
11
Group of similar cells
12
Precious yellow metallic element
Down
2
Compound containing oxygen
3
Tissue that contracts for movement
4
Glass that splits light into spectrum
6
Substance with pH below 7
7
Absolute temperature scale unit
8
Infectious microscopic agent
10
Reddish electrical conductor