The mass of nucleons (and thus of the nucleus) is roughly 1000 times greater than that of electrons.
0.0015 kilometers is for sure the answer!
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The answer for this is 26.6°c
Albert Einstein was responsible for the general theory of relativity. The general theory of relativity explains that what we recognize as the force of gravity in fact arises from the curvature of space and time.
In the latency of matter and energy it can evolve, stretch and morph. Forming ridges, valleys and mountains that cause bodies moving through it to curve and zig-zag.