Logging in (or registering) will help the system to select questions that you need to focus on.

E3C03

Where in the ionosphere does auroral activity occur?

Select	Answer
A	At E-region height
B	At D-region height
C	At F-region height
D	In the equatorial band

---

Hamboozler: Copyright 2007 Four Batons Technology. All rights reserved.
By continuing to use this site, you are agreeing to the Privacy Policy and Terms of Service.
Contact Us