Across
1
Tectonic landmass section
4
Positive particle in nucleus
5
Reddish electrical conductor
7
Naturally occurring inorganic solid
Down
2
Unit of energy
3
Center of an atom or cell
6
Infectious microscopic agent
8
Particle of light
Tectonic landmass section
Positive particle in nucleus
Reddish electrical conductor
Naturally occurring inorganic solid
Unit of energy
Center of an atom or cell
Infectious microscopic agent
Particle of light