Identify whether the bold-faced object described below possesses kinetic
energy, gravitational potential energy, or elastic potential energy.
(a) A skier has reached the botoom of a hill and is make plans to come to an abrupt halt.
(b) A baseball player is running towards third base.
(c) A physics book is hanging from the ceiling of the room above a student’s desk.
(d) A motionless mass, hung on the end of a spring and pulled 5 cm downward, is a height of 1 meter above the classroom floor.
(e) An airplane is cruising along at high altitude.
(f) A softball is still rising upwards as it passes over second base.
(g) Just before rebounding back upward from the hardwood floor, for a moment in time, the stationary bouncy ball is compressed into a nonspherical shape.