Cliff divers at acapulco jump into the sea
from a cliff 31.5 m high. at the level of the
sea, a rock sticks out a horizontal distance of
12.49 m.
the acceleration of gravity is 9.8 m/s.
with what minimum horizontal velocity
must the cliff divers leave the top of the cliff if
they are to miss the rock?
answer in units of m/s.

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.

The speed of light can be used to measure the

If forces acting on an object are unbalanced. true or false