question: If Mona heats up the air she is putting into her weather balloon, what will happen to the height that it can rise into the troposphere?
choices.text: increase decrease
choices.label: A B
para: Warm air is less dense than cool air, so it rises higher in the troposphere.
para_anno.effect_prop: rises higher in the troposphere
para_anno.cause_dir_str: warm
para_anno.effect_dir_str: higher
para_anno.cause_dir_sign: MORE
para_anno.effect_dir_sign: MORE
para_anno.cause_prop: Warm air
question_anno.more_effect_dir: increase
question_anno.less_effect_dir: decrease
question_anno.more_effect_prop: height of balloon
question_anno.less_effect_prop: height of balloon
question_anno.less_cause_dir: height of balloon