Первая лига Москвы сезона 2015/16 гг. 6.1. Команда Евгения Волконского. Вопрос 7

    This is the shell and this is the core
    That possesses the compound levels galore
    That make up the spectrum
    That's due to the modes
    That belong to the drop
    That looks like the nucleus
    That sits in _ _
    That _ _.