Across
1
Nerve cell in the brain
5
Glass that splits light into spectrum
6
Icy body with a tail near the sun
9
Chemical element in table salt
11
Basic unit of life
Down
2
Solid with repeating atomic pattern
3
Magnetic metallic element
4
Naturally occurring inorganic solid
7
Push or pull on an object
8
Infectious microscopic agent
10
Hottest planet in solar system