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of a meter). Imagine that you observe five stars (H, I, J, each star. a waveleng

ID: 286534 • Letter: O

Question

of a meter). Imagine that you observe five stars (H, I, J, each star. a wavelength that is stretched or compressed by a different amount for K, and L) and discover that this important absorption lne appears to have Wavelength of Absorption Line (nm) 649 nm 660 nm 656 nm 658 nm 647 nm Star Which of the stars are gving off light that appears blueshifted? Select al that apply Select one or more O # A Star H B, Star l C, Star J D, Star K EStar L Check Which of the stars are giving off light that appears redshfted? Select all that apply o0 Select one or more A Star H Star C Star J D. Star K E Star L Check

Explanation / Answer

blue shift occurs when source move towards the observer and there is decrease in wavelength and increase in frequency here stars H and L seems to be decreased in its wavelength and are blue shifted.

whereas, the stars K and I seems to be stretched in its wavelength and are red shifted.

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