Across
1
Path of a planet around the sun
3
The Red Planet
6
Solid with repeating atomic pattern
Down
2
Glass that splits light into spectrum
4
Fourth state of matter
5
Smallest unit of an element
7
Unit of power
8
Amplified beam of light
Path of a planet around the sun
The Red Planet
Solid with repeating atomic pattern
Glass that splits light into spectrum
Fourth state of matter
Smallest unit of an element
Unit of power
Amplified beam of light