A volleyball player A spikes a 0.10 kg ball with an initial velocity of 12 m/s. The ball is recovered by player B on the opposite side who hits the ball in the opposite direction with a velocity of 20 m/s. What impulse was delivered to the ball by player B

Agroup of monkeys is trying to cross the river in a rowboat. the maximum buoyant force on the rowboat is 2,000 n. the weight of the rowboat is 1,000 n. each monkey has a weight of 150 n. how many monkeys can safely cross in the rowboat at one time? explain your reasoning, including any calculations you used to find the answer.