1)a student decides to investigate the electric shock she received when she gets out of her car. Which of the following factors least likely to have a significant effect on the size of the shock?
A. The material of her clothe
B. The distance she slides across the seat when getting out
C. The part of the car she touches when she gets out
D. The humidity of the air
E. Whether or not the engine is running
2) which has the least rest mass?
I don't really understand the questions, but probably no equations needed cause it's only concepts
Maybe for second question, Erest=mc^2
The Attempt at a Solution
As I mentioned, I have no clue