Which is evidence that scientists use to support the big bang theory?

A.
Most orbits have an elliptical shape.

B.
The outer planets are mostly composed of hydrogen and helium.

C.
Most galaxies are moving away from each other.

D.
Earth is the only planet with permanent liquid water on its surface.

Question

Which is evidence that scientists use to support the big bang theory?
 
 A.
Most orbits have an elliptical shape.
 
 B.
The outer planets are mostly composed of hydrogen and helium.
 
 C.
Most galaxies are moving away from each other.
 
 D.
Earth is the only planet with permanent liquid water on its surface.

paki · Answer

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paki · Answer

Theory of singularity something caused the galaxies to suddenly expand very quickly - known as the Big Bang....