Across
1
Tectonic landmass section
2
Infectious microscopic agent
5
Reddish electrical conductor
6
Ball of burning gas in space
7
Molten rock beneath Earth surface
Down
1
Glass that splits light into spectrum
2
Hottest planet in solar system
3
Measure of matter in an object
4
Solid with repeating atomic pattern
8
Magnetic metallic element
9
Center of an atom or cell