An electron with speed 150 m/s is shot straight up. What is the wavelength of the electron when it reaches a height of 500 m?

It maybe because uranus is made of gas but uranus has a solid core in the middle

Gravity, from the center of mass of the box, extending downward normal force, from the floor under the box, extending upward, equal to gravity push force, acting at a point on the box, extending in the direction of motion friction, acting at any point on the box directly opposite the push, extending directly opposite to the motion