Big Bang Theory

Front

What is the Big Bang Theory?

Back

The Big Bang Theory is the leading explanation for the origin of the universe, suggesting that it began from a singular point and has been expanding ever since.

Front

What was concentrated in a singularity during the Big Bang?

Back

All of what would become the universe was concentrated in a single small point.

Front

What is the most abundant element in the universe?

Back

Hydrogen.

Front

Which two elements provide fuel for stars?

Back

Hydrogen and Helium.

Front

What does the Big Bang theory suggest about the universe's expansion?

Back

The universe is continually expanding.

Front

How is the Big Bang described?

Back

As an expansion.

Front

What is a singularity in the context of the Big Bang?

Back

A singularity is a point in space where all matter and energy were concentrated before the Big Bang.

Front

What evidence supports the Big Bang Theory?

Back

Cosmic Microwave Background Radiation and the observed redshift of distant galaxies.

Front

What is cosmic microwave background radiation?

Back

It is the afterglow radiation from the Big Bang, filling the universe and providing evidence of its hot, dense origins.

Front

What is redshift in astronomy?

Back

Redshift is the phenomenon where light from distant galaxies is shifted to longer wavelengths, indicating that those galaxies are moving away from us.