Across
1
Tissue that contracts for movement
3
Unit of power
6
Hottest planet in solar system
7
Unit of heredity
8
Icy body with a tail near the sun
9
Unit of energy
11
Magnetic metallic element
Down
2
Solid with repeating atomic pattern
4
Chemical element in table salt
5
Gas essential for breathing
6
Unit of electric potential
8
Element found in all living things
10
Compound containing oxygen