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Chemistry, 21.04.2020 15:49 norahramahi123

This diagram shows the shift in the spectrum for hydrogen light from several different sources in the universe compared to a laboratory reference. What is the best argument you can make from this data?

A) More distant galaxies are hotter than nearby stars
B) More distant galaxies are moving toward us faster than a nearby star
C) More distant galaxies are moving at the same rate as nearby stars
D) More distant galaxies are moving away faster than nearby stars

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