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Light traveling in water, nwater = 1.33, strikes a plastic block at an angle of incidence of 51.4°; part of the beam is reflected and part is refracted. if the index of refraction of the plastic is 2.0, what is the angle made by the reflected and refracted beams?

Wind and moving water provide energy. question 1 options: chemical mechanical thermal none of the above

Energy transformations that involve one transformation from one type of energy to another are called transformations.