Monica pulls her daughter jessie in a bike trailer. the trailer and jessie together have a mass of 25 kg. monica starts up a 100-m-long slope that's 4.0 m high. on the slope, monica's bike pulls on the trailer with a constant force of 8.0 n. they start out at the bottom of the slope with a speed of 5.3 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.

Iwould sure like to answer your question but i honestly just don’t know