Does the apple scatter red light​

To a of 4 x hz is 1. 0. mm nm nm

Which statement best describes the superposition principle? a.) if two in-phase waves arrive simultaneously at a point, their amplitudes add up b.) if two out-of-phase waves arrive simultaneously at a point, their amplitudes add up c.) if two in-phase waves arrive at a point one after another, their amplitudes add up d.) if two out-of-phase waves arrive at a point one after another, their amplitudes adds up

What is the role of the water cycle in maintaining freshwater levels in lake and rivers?