question: Sally has an electron. Sue has an electron that is closer to the nucleus. Whose electron has lower energy?
choices.text: Sally Sue
choices.label: A B
para: Electrons at lower energy levels, which are closer to the nucleus, have less energy.
para_anno.effect_prop: closer to the nucleus
para_anno.cause_dir_str: less
para_anno.effect_dir_str: closer
para_anno.cause_dir_sign: LESS
para_anno.effect_dir_sign: MORE
para_anno.cause_prop: energy levels electrons
question_anno.more_effect_dir: closer to the nucleus
question_anno.less_cause_prop: energy of electron
question_anno.more_effect_prop: electron