Across
1
Curved glass that refracts light
4
Tissue that contracts for movement
7
Basic unit of life
8
Fourth state of matter
Down
2
Unit of energy
3
Natural satellite of Earth
5
Reddish electrical conductor
6
Smallest unit of an element
Curved glass that refracts light
Tissue that contracts for movement
Basic unit of life
Fourth state of matter
Unit of energy
Natural satellite of Earth
Reddish electrical conductor
Smallest unit of an element