an artificial satellite orbits earth at a speed of 7800 m/s and a height of 200 km above earth’s surface. the satellite experiences an acceleration due to gravity of

An owl dives toward the ground with a constant velocity of 4.40 m/s at 53.0° below the horizontal. the sun is directly overhead and casts a shadow of the owl directly below it. what is the speed (in m/s) of its shadow on level ground?