A student is riding his skateboard . He heads west 33.6 miles in 3 hours. What is his velocity?

If jill was traveling at 300 miles in 4 hours due south what was his velocity in miles per minute a) 75 miles per hour due south b) .02 miles per second due south c) .5 miles per second due south d) 1 mile per hour due south

This energy transformation diagram represents the energy of a skateboarder moving along a half-pipe. as she skates toward the top of the half-pipe, her original kinetic energy is converted to potential energy and friction. how much of the energy is potential?

Acoil suspended freely, points in some direction when no current is passed through it . can you tell what will happen when a current is passed though it?