question: Dane is dropping bouncy balls out of windows. He drops a green ball out of the first story window, then a red ball out of the second story window. The ball with the most potential energy is the
choices.text: red ball green ball
choices.label: A B
para: So the higher an object is above a surface, the more potential energy it has.
para_anno.effect_prop: potential energy
para_anno.cause_dir_str: higher
para_anno.effect_dir_str: more
para_anno.cause_dir_sign: MORE
para_anno.effect_dir_sign: MORE
para_anno.cause_prop: height
question_anno.more_effect_dir: most
question_anno.less_cause_prop: window
question_anno.more_effect_prop: potential energy