Across
1
Element found in all living things
4
Blocking of light by a celestial body
5
Unit of heredity
6
Hottest planet in solar system
8
Reddish electrical conductor
13
Unit of power
14
Chemical element in table salt
Down
2
Substance with pH above 7
3
Center of an atom or cell
7
Magnetic metallic element
9
Solid with repeating atomic pattern
10
Unit of energy
11
Ball of burning gas in space
12
Glass that splits light into spectrum