Across
1
Ball of burning gas in space
4
Form of thermal energy
5
Unit of energy
7
Push or pull on an object
8
Unit of heredity
Down
2
Center of an atom or cell
3
Tectonic landmass section
6
Gas essential for breathing
Ball of burning gas in space
Form of thermal energy
Unit of energy
Push or pull on an object
Unit of heredity
Center of an atom or cell
Tectonic landmass section
Gas essential for breathing