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5 votes
Which of the following theories explains why the Universe is expanding at a great speed?

A.
geocentric theory
B.
big bang theory
C.
theory of evolution
D.
heliocentric theory

User Fliedonion
by
4.9k points

2 Answers

4 votes

Answer:

B. big bang theory

Step-by-step explanation:

User Nevenoe
by
5.5k points
6 votes

Answer:

B

Step-by-step explanation:

User SirDerpington
by
5.6k points