Auroras

4. Discovered why and how auroras occur
7. Can capture auroras better than the human eye
9. The name of the temporary dark spots that cover the sun
12. What part of the sun are coronial mass ejections from
13. What solar flares are bursts of
14. The earliest records of humans sighting auroras
15. The place on earth where auroras are located
18. particles What solar winds are a stream of
19. The second most common aurora colour occurs when there is high overactive oxygen atoms

1. The season were auroras are most visible
2. The common shape of auroras
3. The most common aurora colour
5. What causes an aurora to occur?
6. Protects the earth from the sun's harmful particles
8. oval The place where auroras occur every night
10. Where the particles from the sun get drawn into when they hit the earth
11. Where the name 'aurora' originated from
15. What the particles of the sun turn into when they combine with the oxygen and nitrogen on earth
16. The main factor that determines an aurora colour
17. The tone of colour that is usually seen at the bottom of auroras