Across
1
Curved glass that refracts light
3
Push or pull on an object
6
Unit of heredity
7
Tectonic landmass section
8
Preserved remains of ancient life
10
Path of a planet around the sun
Down
2
Absolute temperature scale unit
4
Precious yellow metallic element
5
Chemical element in table salt
7
Positive particle in nucleus
9
Basic unit of life
11
Unit of electric potential