question: Wendy decreases the frequency of her radio's sound waves. These waves now have _____ energy.
choices.text: more less
choices.label: A B
para: Higher frequency waves have greater energy.
para_anno.effect_prop: energy
para_anno.cause_dir_str: higher
para_anno.effect_dir_str: greater
para_anno.cause_dir_sign: MORE
para_anno.effect_dir_sign: MORE
para_anno.cause_prop: wave frequency
question_anno.more_effect_dir: more
question_anno.less_effect_dir: less
question_anno.less_cause_prop: frequency of radio sound waves
question_anno.more_effect_prop: energy
question_anno.less_effect_prop: energy
question_anno.less_cause_dir: energy