Physics, 02.03.2020 17:33 haileysmile2006

Wavelengths of light from a distant galaxy are found to be 0.52 % longer than the corresponding wavelengths measured in a terrestrial laboratory.
Is the galaxy approaching or receding from the earth?

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Wavelengths of light from a distant galaxy are found to be 0.52 % longer than the corresponding wavelengths measured in a terrestrial laboratory. Is the galaxy approaching or receding from the earth?

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Another question on Physics

Wavelengths of light from a distant galaxy are found to be 0.52 % longer than the corresponding wavelengths measured in a terrestrial laboratory.
Is the galaxy approaching or receding from the earth?