Question 5 (2 points) "The first event in Weightlifting competition is called the Snatch. [..] This lift is done with tremendous power and speed, the bar being lifted from the floor to arms length overhead in one motion, a motion which generally takes less than a second. Amazingly, the heaviest male weightlifters in the world are able to snatch more than 210 kg! (source) An athlete is lifting 210 kg to a height of 2.20 meters in 0.4 seconds. How much power does he expend? Your Answer: Answer units D View hint for Question 5 Question 6 (2 points) Water flows over a waterfall 14 m high, at the rate of 4,400 x 10* kg/s. If this water powers an electric generator with a 35% efficiency, how much electric power can be supplied? Present your answer in megawatts. Your Answer: Answer units D View hint for Question 6