Across
1
Icy body with a tail near the sun
3
Chemical element in table salt
7
Precious yellow metallic element
8
Tectonic landmass section
10
Curved glass that refracts light
Down
2
Particle of light
4
Magnetic metallic element
5
Unit of electric potential
6
Naturally occurring inorganic solid
9
Tissue that contracts for movement
11
Substance with pH above 7