Here are few questions
- Define Aurora Borealis .
- Which field is responsible for visibility of aurora Borealis.?
- Can it be predicted where we can see aurora Borealis.
- When does aurora Borealis occur?
Aurora Borealis is also well known as northen lights.
This happens because earth's magnetic field reacts with suns charged energy particles.
Mostly found in high altitude mountain regions
Hope it helps