関連ワード:  why does the electron not crash into the nucleus    why does the electron not fall into the nucleus    why do the electrons not fall into the nucleus    why do electrons not crash into the nucleus of an atom    why do electrons not fall in the nucleus    why do the negatively charged electrons not fall into the nucleus    in bohr's theory why do the electrons not fall in the nucleus    why do negative electrons not fall into the positive nucleus of an atom    protons attract electrons why do electrons not fall into the nucleus    why don't electrons crash into the nucleus  
結果 : why does the electron not crash into the nucleus