If you push against a stationary brick wall for several minutes, you do no work
a. on the wall.
b. at all.
c. both of the above.
d. none of the above.

B because in science work means moving an object over a distance

False  i read once that you can't do more than two activities at once

Electrical charge is measured in coulomb.(c). the amount of an electrical charge that moves in a circuit depends on the current flow and how long it flows for. a current of 10 a flows for 30 s,then 10 x=300 coulombs of electrical charge moves