Across
1
Form of thermal energy
4
Preserved remains of ancient life
6
Smallest unit of an element
8
Substance with pH above 7
Down
2
Nerve cell in the brain
3
Unit of power
5
Unit of electric potential
7
Fourth state of matter
Form of thermal energy
Preserved remains of ancient life
Smallest unit of an element
Substance with pH above 7
Nerve cell in the brain
Unit of power
Unit of electric potential
Fourth state of matter