Across
1
Our home planet
3
Biological catalyst
5
Magnetic metallic element
6
Compound containing oxygen
9
Reddish electrical conductor
Down
2
Mass per unit volume
4
The Red Planet
7
Curved glass that refracts light
8
Absolute temperature scale unit
Our home planet
Biological catalyst
Magnetic metallic element
Compound containing oxygen
Reddish electrical conductor
Mass per unit volume
The Red Planet
Curved glass that refracts light
Absolute temperature scale unit