Formula sheet question 8 a uniform meter stick held by one end is swung in an arc and released when the person's arm is horizontal, so that it moves initially away from the ground. about which point will it rotate as it flies before striking the ground? 0 a. the end at which it was held b. the 50 cm mark ° c. the end furthest from the held pivot 0 d. it cannot rotate

Aballoon is rising vertically upwards at a velocity of 10m/s. when it is at a height of 45m from the ground, a parachute bails out from it. after 3s he opens his parachute and decelerates ata a constant rate 5m/s. when. (a) what was the height of the parachutist above the ground when he opened his parachute? (b)how far is the parachutist from the balloon at t=3s? (c)with what velocity does the parachutist hit the ground? (d)after how long does the parachutist hit the ground after his exist from the balloon?