question: Penny removed salt from her cup of water and noticed the water got _____.
choices.text: thicker thinner
choices.label: A B
para: If salt is added to a volume of water, there are more molecules in the same volume, so the water is denser.
para_anno.effect_prop: Density
para_anno.cause_dir_str: more
para_anno.effect_dir_str: denser
para_anno.cause_dir_sign: MORE
para_anno.effect_dir_sign: MORE
para_anno.cause_prop: Molecules
question_anno.more_effect_dir: thicker
question_anno.less_effect_dir: thinner
question_anno.less_cause_prop: water
question_anno.more_effect_prop: water
question_anno.less_effect_prop: water
question_anno.less_cause_dir: water