Across
1
Solid with repeating atomic pattern
6
The Red Planet
7
Unit of force
8
Compound containing oxygen
Down
2
Biological catalyst
3
Force that attracts objects together
4
Second lightest element
5
Blocking of light by a celestial body
Solid with repeating atomic pattern
The Red Planet
Unit of force
Compound containing oxygen
Biological catalyst
Force that attracts objects together
Second lightest element
Blocking of light by a celestial body