Across
1
Solid with repeating atomic pattern
3
Natural satellite of Earth
5
Curved glass that refracts light
8
Fourth state of matter
10
Push or pull on an object
Down
1
Reddish electrical conductor
2
Second lightest element
4
Substance with pH above 7
6
Amplified beam of light
7
Smallest unit of an element
9
Tissue that contracts for movement