Answer: D
Explanation: there is less light at that point.
Rotational speed would increase...
v = omega . r
which means it's directly proportional to radius...
F = G*((m sub 1*m sub 2)/r^2)
The diagram is showing a 3d model of an atom, with all of the electrons demonstrated in a rounded shape, which resembles a cloud, thus being called an electron cloud.
