Across
1
Unit of force
4
Preserved remains of ancient life
6
Icy body with a tail near the sun
8
Nerve cell in the brain
Down
2
Magnetic metallic element
3
Center of an atom or cell
5
Unit of electric potential
7
Gas form of a liquid
Unit of force
Preserved remains of ancient life
Icy body with a tail near the sun
Nerve cell in the brain
Magnetic metallic element
Center of an atom or cell
Unit of electric potential
Gas form of a liquid