Red Shift

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• when distant galaxies are moving away from Earth – the light waves give off to stretch out behind them; because of a little light wave is being sent from a little further away.
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• the increase of red shift with distance proved that the Universe is growing bigger.
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• only nearby galaxies show no red shift at all.
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• the most distant galaxies have red shifts around up to seven (Clusters of galaxies)
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• “Red Shift” can be caused by the expansion of the Universe – gravity or effect of relative.
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BSL Version