Across
1
Center of an atom or cell
3
Push or pull on an object
5
Solid with repeating atomic pattern
6
Gas essential for breathing
10
Unit of power
11
Unit of electric potential
12
Magnetic metallic element
Down
2
Tectonic landmass section
3
Preserved remains of ancient life
4
Absolute temperature scale unit
7
Positive particle in nucleus
8
Glass that splits light into spectrum
9
Particle of light
13
Basic unit of life
14
Amplified beam of light