Across
1
Magnetic metallic element
4
Ball of burning gas in space
6
Push or pull on an object
8
Glass that splits light into spectrum
9
Our home planet
10
Particle of light
11
Absolute temperature scale unit
Down
2
Infectious microscopic agent
3
Smallest unit of an element
5
Path of a planet around the sun
7
Unit of energy
8
Tectonic landmass section