Which statement is true about magnetic poles? Question 20 options: all magnets have two poles Any magnet can have two north poles. Any magnet has only one pole. Any magnet can have two south poles.

i think it’s a. this is because if they measured the mass of something with a mass of 150g, then their final answer would have to be approximately 150g. though all of their answers are almost 150, rosa and tran have the closest answers (or the exact answer) to the accurate one.

b.

explanation:

10.0

beta is electron from nucleus

something from nucleus has changed, but charge must be same for cons of charge

explanation:

considering the bohr theory, the type of connection that requires the transfer the answer conuldn't be right