Big Bang Theory

Front

What are the two most abundant atoms in the universe before the formation of stars?

Back

Hydrogen and helium.

Front

Is there a center of the universe?

Back

No, there is no center of the universe.

Front

What phenomenon is observed as galaxies move away from us?

Back

Redshift.

Tags

NGSS.HS-ESS1-2

Front

What does the term 'Big Bang' refer to?

Back

An expansion.

Tags

NGSS.HS-ESS1-2

Front

What evidence supports the theory that galaxies are moving away from us?

Back

The observation of redshift in the light from distant galaxies.

Tags

NGSS.HS-ESS1-2

Front

What is the significance of redshift in cosmology?

Back

It indicates that the universe is expanding.

Tags

NGSS.HS-ESS1-2

Front

What is the primary theory explaining the origins of the elements in the universe?

Back

The Big Bang nucleosynthesis theory.

Tags

NGSS.HS-ESS1-2

NGSS.HS-ESS1-3

Front

What does the term 'cosmic microwave background radiation' refer to?

Back

The afterglow radiation from the Big Bang, filling the universe.

Tags

NGSS.HS-ESS1-2

Front

How does the Big Bang theory explain the distribution of galaxies in the universe?

Back

It suggests that galaxies are moving away from each other as the universe expands.

Tags

NGSS.HS-ESS1-2

Front

What is the role of dark energy in the universe?

Back

It is thought to be responsible for the accelerated expansion of the universe.