Across
1
Chemical element in table salt
3
Solid with repeating atomic pattern
6
Our home planet
9
Precious yellow metallic element
11
Group of similar cells
12
Ball of burning gas in space
Down
2
Amplified beam of light
4
Unit of power
5
The Red Planet
7
Path of a planet around the sun
8
Tissue that contracts for movement
10
Hottest planet in solar system
13
Gas form of a liquid
14
Blocking of light by a celestial body