Loud undersea noises are particularly dangerous when they

=force × distance a. work b. velocity c. pressure d. momentum

You throw a small rock straight up from the edge of a highway bridge that crosses a river. the rock passes you on its way down, 7.00 s after it was thrown. what is the speed of the rock just before it reaches the water 28.0 m below the point where the rock left your hand? ignore air resistance.

The amount of potential energy possessed by an elevated object is equal to what?