Answer:
Both are attractive as well as repulsive.
Explanation:
(Like poles repel, like charges<em> repel</em>; unlike poles attract, unlike charges <em>attract</em>).
An atom's mass number equals the number of protons plus the number of neutrons.
Hope this helps! (:
Rain fall which is called run off
I thinks its He uses proof to show the evidence is relevant. But im not totally positive on it hope this helps