question: Ron is trying to figure out how old some isotopes are. The isotopes are decaying very quickly, so they are likely specimens that are
choices.text: older younger
choices.label: A B
para: Because these isotopes decay more slowly, they can be used to date much older specimens.
para_anno.effect_prop: age
para_anno.cause_dir_str: more slowly
para_anno.effect_dir_str: older
para_anno.cause_dir_sign: LESS
para_anno.effect_dir_sign: MORE
para_anno.cause_prop: decay
question_anno.more_effect_dir: older
question_anno.less_effect_dir: younger
question_anno.more_effect_prop: isotopes
question_anno.less_effect_prop: isotopes
question_anno.less_cause_dir: isotopes