question: When we raise the temperature of water it becomes
choices.text: less dense more dense
choices.label: A B
para: When a volume of water is cooled, the molecules move less vigorously, so same number of molecules takes up less space and the water is denser.
para_anno.effect_prop: density
para_anno.cause_dir_str: cooled
para_anno.effect_dir_str: denser
para_anno.cause_dir_sign: LESS
para_anno.effect_dir_sign: MORE
para_anno.cause_prop: temperature
question_anno.more_effect_dir: more
question_anno.less_effect_dir: less
question_anno.more_effect_prop: dense
question_anno.less_effect_prop: dense
question_anno.less_cause_dir: dense