You and your friend peter are putting new shingles on a roof pitched at 20 ∘ . you're sitting on the very top of the roof when peter, who is on the edge of the roof, 5.2 m away, asks you for the box of nails. rather than carry the 2.0 kg box of nails down to peter, you decide to give the box a push and have it slide down to him.

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.