question: As two asteroids drift further apart, does the gravitational force they exert on each other
choices.text: increase decrease?
choices.label: A B
para: Objects that are closer together have a stronger force of gravity between them.
para_anno.effect_prop: gravitational force between the two objects
para_anno.cause_dir_str: closer
para_anno.effect_dir_str: stronger
para_anno.cause_dir_sign: LESS
para_anno.effect_dir_sign: MORE
para_anno.cause_prop: distance between two objects
question_anno.more_effect_dir: increase
question_anno.less_effect_dir: decrease
question_anno.more_effect_prop: gravitational force
question_anno.less_effect_prop: gravitational force
question_anno.less_cause_dir: gravitational force