8. A rock falls off a cliff and hits the ground 5 seconds later.<br />It experiences an acceleration of 10 m/s2.<br />(a) Sketch the speed-time graph for the rock for t = 0 s to t = 5 s.<br />(b) Calculate the height of the cliff.<br />(c) Determine the distance in which the rock fell between the 2nd and 3rd second.​

Hunter is in lab. he clears a spot on his lab bench to start working. he also puts his lab coat and goggles on. he then identifies where all of the safety equipment is. he notices his station is next to the fume hood, which ventilates the chemicals stored there. the noise of the fume hood was bothersome, so hunter turned it off. which could be an error in his set-up? he should not turn off the fume hood.  he should wait to put on his coat until after the directions are given.  he should wait to put on his goggles until after the directions are given.  he should not sit next to the fume hood.