If there are 5.85×1028 free electrons per cubic meter, find the magnitude of the drift velocity of the electrons in the x-direction.

The midpoints? a, b, and c are marked on the histogram. match them to the indicated scores. which? scores, if? any, would be considered? unusual?

Henry, whose mass is 95 kg, stands on a bathroom scale in an elevator. the scale reads 830 n for the first 2.4 s after the elevator starts moving, then 930 n for the next 2.4 s. part a what is the elevator's speed 4.8 s after starting? express your answer with the appropriate units.

Abar magnet cut in half will form a total ofpoles. a)fourb)eightc)two