Question

A baseball is thrown vertically upward and feels no air resistance. As it is rising__

1. Its kinetic energy is conserved but momentum is not conserved.
2. Both its kinetic energy and momentum are conserved.
3. Its momentum is not conserved but its mechanical energy is conserved.
4. Both its mechanical energy and momentum are conserved.
5. Its gravitational potential energy is not conserved but momentum is conserved.