Across
1
Natural satellite of Earth
3
Tectonic landmass section
4
Fourth state of matter
5
Chemical element in table salt
7
Absolute temperature scale unit
9
Infectious microscopic agent
Down
1
Measure of matter in an object
2
Smallest unit of an element
4
Glass that splits light into spectrum
6
Magnetic metallic element
8
Hottest planet in solar system