A ball is thrown upwardsat a certain angle with the horizontal and it returns to the ground describing a parabolic path . Which of the following remains constant ?

A ball is thrown upwardsat a certain angle with the horizontal and it

1.	A ball is thrown upwardsat a certain angle with the horizontal and it returns to the ground describing a parabolic path . Which of the following remains constant ?
Answer» MOMENTUM of the ball Kinetic ENERGY of the ball vertical COMPONENT of the VELOCITY Horizontal component of the velocity ANSWER :D