Labels:bulletin board | daily | encyclical | fence | poster | sky | skyscraper OCR: ighest end of "the spectrum and ow imagine frequencies at the blue = stance from source oflight at a const ves of light at us, such as star emittir sly the constant frequency eive will be frequency of the waves which they are the same as the frequenc of the galaxy emitted (the gravitationa significant will not be large enough source starts effect). Suppose now tha source emits moving toward us. Wher iearer us, the next wave crest it wil kes to reach so the time that wave Cre was will be less than when th time stationary This means reaching us is between the two wave CT nber waves smaller: and therefore the frequency) we receive each second as stationar higher than when the LSH istance emit freguency frequent nearer nher theref veceive
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