Across
1
Unit of force
3
Substance with pH above 7
5
Group of similar cells
7
Amplified beam of light
Down
1
Center of an atom or cell
2
Push or pull on an object
4
Particle of light
6
Mass per unit volume
8
Unit of power
Unit of force
Substance with pH above 7
Group of similar cells
Amplified beam of light
Center of an atom or cell
Push or pull on an object
Particle of light
Mass per unit volume
Unit of power