Refraction

2. the spreading of white light into its full spectrum of wavelength
4. also known as a white rainbow or ghost rainbow
5. Arabian mythology, is an Arabian god of the rainbow and mountains, whose bow is made of a rainbow
10. Hindu mythology, the god of thunder and war, uses the rainbow to shoot arrows of lightning
11. an optical phenomenon caused when the light from the moon is refracted through water droplets in the air
13. acronym for the colors in a rainbow
14. one of the first thinkers to seriously consider how and why rainbows are formed
16. type of rainbow flag that is a symbol of indigenous Andean communities

1. wavelenths longer than that of visible light but shorter than microwaves
3. the outer color of a rainbow
6. Norse mythology, a burning rainbow bridge connecting Midgard (earth) with Asgard, home of the gods
7. the number of colors in a rainbow
8. is an optical phenomenon where a rainbow halo appears to encircle an airplane's shadow against clouds
9. the only planet in the solar system with rainbows
12. color of the highest frequencies of visible light
15. Greek mythology,the rainbow represents the path made by this Grecian goddess as she flies