Across
1
Unit of force
6
Amplified beam of light
7
Tissue that contracts for movement
8
Solid with repeating atomic pattern
9
Substance with pH below 7
11
Substance with pH above 7
Down
2
Magnetic metallic element
3
Center of an atom or cell
4
Blocking of light by a celestial body
5
Tectonic landmass section
10
Molten rock beneath Earth surface
12
Force that attracts objects together