Answer:
You're a teddy bear
Riddle:
I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?
The answer is: Impromptu speeches require lots of research.
When you Impromptu, it means that it was not prepared ahead of time. Usually it requires stock information. Research could not be used in impromptu speeches as it is something that is done without preparation.
Answer:
https://en.wikipedia.org/wiki/Dust_storm
Explanation: