Across
1
Positive particle in nucleus
3
Group of similar cells
4
The Red Planet
7
Reddish electrical conductor
Down
1
Glass that splits light into spectrum
2
Unit of electric potential
5
Tectonic landmass section
6
Hottest planet in solar system
Positive particle in nucleus
Group of similar cells
The Red Planet
Reddish electrical conductor
Glass that splits light into spectrum
Unit of electric potential
Tectonic landmass section
Hottest planet in solar system