Alittle boy is standing at the edge of a steep vertical cliff. he throws a ball at an angle of 40◦ with respect to the horizontal at an initial speed of 20 m/s. at a certain moment, the ball has fallen 5 m below the level at which it was thrown.

Tafari worked one summer on a ship that set weather buoys in the ocean. he watched how one of the buoys moved in the water. describe which parts of the wave would cause the buoy to bob up and down. which wave property determined how fast the buoys bobbed in the water? he observed that when the wind blew harder, the ocean waves were larger, and the buoys moved away from the ship. what effect, if any, did the waves have on how far the buoys moved? explain your answer.