question: Don is looking at electromagnetic waves, and sees that the one's he observing have higher frequencies. Don is able to know then that the photons have energy that is
choices.text: higher lower
choices.label: A B
para: In electromagnetic waves with higher frequencies, photons have more energy.
para_anno.effect_prop: 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: frequency
question_anno.more_effect_dir: higher
question_anno.less_effect_dir: lower
question_anno.more_effect_prop: energy
question_anno.less_effect_prop: energy
question_anno.less_cause_dir: energy