Across
1
Unit of force
5
The Red Planet
8
Reddish electrical conductor
10
Force that attracts objects together
11
Solid with repeating atomic pattern
Down
1
Center of an atom or cell
2
Push or pull on an object
3
Form of thermal energy
4
Path of a planet around the sun
6
Unit of power
7
Natural satellite of Earth
9
Our home planet
