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The Big Bang theory of the formation and expansion of the universe is supported by what observation?

Answer 1

Red shift of Galaxies and cosmic micro wave back ground radiation.

While Robert Wilson and Arno Penzisas were testing communication antennas for satellites, Edwin Hubble discovered through the study of septum that galaxies are receding from one another by red shift. George Gamow predicted that the remnants of the big bang will be everywhere in the universe.

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Answer 2

Christopher Ales

The observation of cosmic microwave background radiation lends credence to the Big Bang theory of the universe's formation and expansion.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.