Across
1
Unit of power
4
Path of a planet around the sun
6
Magnetic metallic element
8
Group of similar cells
Down
2
Ball of burning gas in space
3
Force that attracts objects together
5
Form of thermal energy
7
Compound containing oxygen
Unit of power
Path of a planet around the sun
Magnetic metallic element
Group of similar cells
Ball of burning gas in space
Force that attracts objects together
Form of thermal energy
Compound containing oxygen