Across
1
Unit of power
4
Curved glass that refracts light
5
Reddish electrical conductor
6
Biological catalyst
7
Infectious microscopic agent
Down
2
Solid with repeating atomic pattern
3
Mass per unit volume
4
Amplified beam of light
Unit of power
Curved glass that refracts light
Reddish electrical conductor
Biological catalyst
Infectious microscopic agent
Solid with repeating atomic pattern
Mass per unit volume
Amplified beam of light