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Oscillating-Universe Theory

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Total cards: 7•Content version: v3•Public deck•Updated: 8/1/2026

Card preview (7)

#1
Front (Question)

what is oscillating universe?

Back (Answer)

states that the universe undergoes periods of expansion and contraction

#2
Front (Question)

What is the objection of oscillating universe theory?

Back (Answer)

that entropy always increases within an isolated system, and never the reverse.

#3
Front (Question)

who proposed fhe oscillating theory?

Back (Answer)

Alexander Friedmann or Richard Tolman.

#4
Front (Question)

when was the oscillating theory proposed?

Back (Answer)

in 1922

#5
Front (Question)

this was supported by the evidence?

Back (Answer)

the observed expansion of the universe, the detection of cosmic microwave radiation, and the predicted elemental abundance in the universe that aligns with the Big Bang nucleosynthesis.

#6
Front (Question)

this theory was postulated by?

Back (Answer)

Albert Einstein in 1920’s and formally 1930’s

#7
Front (Question)

other name of oscillating theory?

Back (Answer)

cyclic model