The Big Bang Theory Review

Front

What does it mean if a galaxy is redshifted?

Back

It means the galaxy is moving AWAY from us.

Front

What does the expansion of the universe imply?

Back

The amount of space between galaxies is increasing.

Front

Which statement is NOT true about the Big Bang Theory?

Back

It is the scientific explanation of how life began on Earth and evolved over time.

Front

What is a key piece of evidence for the Big Bang Theory?

Back

The universe is expanding.

Front

What are the terms used to describe the change in wavelength that indicates an object is moving toward or away from us?

Back

Redshift and Blueshift.

Front

What is the Big Bang Theory?

Back

It is the scientific explanation for the origin of the universe, stating it expanded from a single point.

Front

What does redshift indicate about an object in space?

Back

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

Front

What does blueshift indicate about an object in space?

Back

It indicates that the object is moving toward the observer.

Front

How does the Big Bang Theory explain the current state of the universe?

Back

It states that the universe is still expanding from its initial hot and dense state.

Front

What is the significance of cosmic microwave background radiation?

Back

It is evidence of the Big Bang, representing the afterglow of the initial explosion.