(@) Calculate the height (in m) of a cliff if it takes 2.24 s for a rock to hit the ground when it is thrown straight up from the cliff with an initial velocity of 8.08 m/s. (Enter a number.) 6.4 v m (b) ..How.lang.(in.s). would it take to reach the ground if it is thrown straight down with the same speed? (Enter a number.)l 5 l Enter a number. |