Across
1
Blocking of light by a celestial body
5
Magnetic metallic element
7
Unit of force
8
Smallest unit of an element
10
Substance with pH above 7
11
The Red Planet
Down
2
Element found in all living things
3
Push or pull on an object
4
Path of a planet around the sun
6
Form of thermal energy
9
Absolute temperature scale unit
12
Chemical element in table salt