Big Bang Theory Evidence

Front

What does the Big Bang Theory explain?

Back

The formation of the Universe.

Front

What is the movement of most galaxies in relation to us?

Back

Most galaxies are moving away from us.

Front

What can be said about the movement of certain stars?

Back

Both of these stars are moving away from us.

Front

What is Cosmic Microwave Background Radiation?

Back

A form of Energy.

Front

Why is the light from distant galaxies red-shifted?

Back

Because they are moving away from us.

Front

What is the significance of redshift in astronomy?

Back

It indicates that an object is moving away from the observer.

Front

What does the term 'expansion of the universe' refer to?

Back

The increase in distance between galaxies over time.

Front

What evidence supports the Big Bang Theory?

Back

Cosmic Microwave Background Radiation and redshift of galaxies.

Front

What is the role of Cosmic Microwave Background Radiation in the Big Bang Theory?

Back

It is the afterglow radiation from the Big Bang, providing evidence of the universe's hot, dense beginnings.

Front

What does Hubble's Law state?

Back

The farther away a galaxy is, the faster it is moving away from us.