Question

explain why the earth spins like a top and uranus rolls like a ball.

Answer 1

actually earth's axis is not perpendicular to its orbit it is slightly tilted
while Uranus axis is tilted at a large angle to the orbit hence while rotating earth appears to rotate like top and Uranus like a ball

Answer 2

Yes,actually..Uranus axis is tilted at an angle to the orbit hence while rotating earth appears to rotate like top it rotates like a ball..