Mathematics
Mathematics, 04.07.2020 14:01, kyasnead8189

Which statement accurately describes the Doppler effect? It was used by Hubble to measure velocities of galaxies.
It indicates galaxy motion through changes in sound waves.
It indicates a galaxy moving toward Earth through red shift.
It indicates a galaxy moving away from Earth through blue shift.

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Which statement accurately describes the Doppler effect? It was used by Hubble to measure velocitie...

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