Question

explain why the earth spins like a top and the Uranus rolls like a ball

Answer 1

Earth spins like top because The earth is rotating around an rotational axis which is tilted 23 degrees with respect to earth's orbit.
where as Uranus rotation is very different from earth.It rotates on its sides.
Because Uranus is tipped over on its side with an axial tilt of 98 degrees. It is often described as " Rolling around the sun on its side"

Answer 2

Uranus is axis rotation is inclined at 97degree . This mean it rotates almost on its side.