question: John noted something very interesting on his trip to the mountain. When there is less air above a telescope, the interference is
choices.text: More Less
choices.label: A B
para: Many observatories are built on high mountains. There is less air above the telescope, so there is less interference from the atmosphere.
para_anno.effect_prop: interference
para_anno.cause_dir_str: less
para_anno.effect_dir_str: less
para_anno.cause_dir_sign: LESS
para_anno.effect_dir_sign: LESS
para_anno.cause_prop: air
question_anno.more_effect_dir: more
question_anno.less_effect_dir: less
question_anno.less_cause_prop: air
question_anno.more_effect_prop: interference
question_anno.less_effect_prop: interference
question_anno.less_cause_dir: interference