Across
1
Preserved remains of ancient life
4
Form of thermal energy
5
Path of a planet around the sun
7
Push or pull on an object
Down
2
Reddish electrical conductor
3
Unit of electric potential
6
Our home planet
8
Measure of matter in an object
Preserved remains of ancient life
Form of thermal energy
Path of a planet around the sun
Push or pull on an object
Reddish electrical conductor
Unit of electric potential
Our home planet
Measure of matter in an object