question: Dave dropped a feather and a ball out of a window. The ball landed last because it had mass that, compared to the feather, was
choices.text: greater lesser
choices.label: A B
para: The greater the objects mass, the greater the force of attraction; in addition, the greater the distance between objects, the smaller the force of attraction.
para_anno.effect_prop: force of attraction
para_anno.cause_dir_str: greater
para_anno.effect_dir_str: greater
para_anno.cause_dir_sign: MORE
para_anno.effect_dir_sign: MORE
para_anno.cause_prop: mass
question_anno.less_effect_dir: less
question_anno.less_cause_prop: mass
question_anno.less_effect_prop: landed
question_anno.less_cause_dir: landed