Across
1
Blocking of light by a celestial body
6
Force that attracts objects together
8
Absolute temperature scale unit
10
Disturbance that transfers energy
11
Reddish electrical conductor
Down
2
Glass that splits light into spectrum
3
Tectonic landmass section
4
Infectious microscopic agent
5
Our home planet
7
Gas form of a liquid
9
Icy body with a tail near the sun