A 65 kg college student stands on an analog bathroom scale inside an elevator car. State the scale
measurement when the elevator. show all work:
a. moves at a constant speed upward.
b. moves at a constant speed downward.
c. accelerates upward at a rate of 3.1 m/s2.
d. accelerates downward at a rate of 3.1 m/s_.

Julia would be observing a. static electricity was caused by her sweater rubbing against her shirt and transferring electrons. she didn't touch anything metal, so that would cancel out b.she most likely didn't rub her sweater against her hair either, so that cancels out c.she also didn't scoot across the carpet while trying to take her sweater off, that cancels out d.so that leaves a.a. is correct.