Two! one to change the light bulb and the other to rotate the universe!
One.
Only 1, unless it's a blowout then the whole team shows up
Just two. It only requires that either the people are very small or the light bulb is very large.
Light bulb.
Ohmmmm, Ohmmmm, Ohmmmm...
To observe spooky action at a distance! Thank you, I'll be here all week.
At the university.
FLASH... AAAHHHHHHHH. Its the language of the universe...
I'm sorry, but the video you filmed is imaginary. Please rotate your phone 90 degrees and try again.
Interviewer:"If the Earth rotates 30 times faster, what will happen?" engineer:"We will get our salary everyday" :D Think Greedily Act Confidently