Across
1
Glass that splits light into spectrum
2
Disturbance that transfers energy
4
Naturally occurring inorganic solid
5
Force that attracts objects together
6
Center of an atom or cell
Down
1
Tectonic landmass section
3
Gas form of a liquid
4
Measure of matter in an object
5
Precious yellow metallic element
7
Blocking of light by a celestial body
8
Chemical element in table salt
9
Curved glass that refracts light
10
Reddish electrical conductor
11
Element found in all living things