Big Bang Theory - Practice

Front

What does the Big Bang theory suggest?

Back

The universe is continually expanding.

Tags

NGSS.HS-ESS1-2

Front

What does RED shift of light indicate about a star's movement?

Back

The star is moving away from Earth.

Tags

NGSS.HS-ESS1-2

Front

What is the commonly accepted age of the universe according to Big Bang theorists?

Back

13.8 billion years ago.

Tags

NGSS.HS-ESS1-2

Front

What theory states that the universe began as a small point that expanded rapidly?

Back

Big Bang Theory.

Tags

NGSS.HS-ESS1-2

Front

What is true about the movement of galaxies?

Back

The galaxies are moving away from us.

Tags

NGSS.HS-ESS1-2

Front

What is the significance of cosmic microwave background radiation?

Back

It is the afterglow of the Big Bang, providing evidence for the theory.

Tags

NGSS.HS-ESS1-2

Front

What does the term 'singularity' refer to in the context of the Big Bang?

Back

A point in time when the universe was infinitely dense and hot.

Tags

NGSS.HS-ESS1-2

Front

What is the role of dark energy in the universe?

Back

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

Front

What evidence supports the Big Bang theory?

Back

Observations of the redshift of galaxies and cosmic microwave background radiation.

Tags

NGSS.HS-ESS1-2

Front

What is the difference between the Big Bang theory and the Steady State theory?

Back

The Big Bang theory suggests the universe is expanding from a singular event, while the Steady State theory posits that the universe is always expanding but maintaining a constant average density.

Tags

NGSS.HS-ESS1-2