The age of the universe is estimated by the:
A)temperature of the universal background radiation.
B)age of comets formed in interstellar space.
C)rate at which galaxies are moving away from one another.
D)age of subatomic particles as determined by radioactive decay.
E)age of the sun.

Question

Quizplus · Accepted Answer

The age of the universe is estimated using the Hubble constant, which is determined by measuring the rate at which galaxies are moving away from each other. This is known as Hubble's law and provides an estimate of the age of the universe of approximately 13.8 billion years.

The Age of the Universe Is Estimated by The