Across
1
Particle of light
3
Amplified beam of light
4
Chemical element in table salt
8
Tectonic landmass section
Down
2
Second lightest element
5
Curved glass that refracts light
6
Gas essential for breathing
7
Path of a planet around the sun
Particle of light
Amplified beam of light
Chemical element in table salt
Tectonic landmass section
Second lightest element
Curved glass that refracts light
Gas essential for breathing
Path of a planet around the sun