Across
1
Natural satellite of Earth
3
Force that attracts objects together
4
Our home planet
Down
1
Molten rock beneath Earth surface
2
Absolute temperature scale unit
5
Amplified beam of light
6
Gas essential for breathing
7
Group of similar cells
Natural satellite of Earth
Force that attracts objects together
Our home planet
Molten rock beneath Earth surface
Absolute temperature scale unit
Amplified beam of light
Gas essential for breathing
Group of similar cells