Across
1
Measure of matter in an object
3
Infectious microscopic agent
4
Amplified beam of light
5
Fourth state of matter
8
Reddish electrical conductor
9
Natural satellite of Earth
Down
1
Tissue that contracts for movement
2
Blocking of light by a celestial body
3
Gas form of a liquid
6
Substance with pH below 7
7
Ball of burning gas in space
10
Element found in all living things