Age of the Universe & the Doppler Effect

Which evidence supports the big bang theory?

• Planetesimals form in debris disks.

• Most galaxies are moving toward us.

• Uniform background radiation is detected in every direction

• Galaxies spin faster than they should based on visible matter.

Tags

NGSS.HS-ESS1-2

About how long ago did our solar system start to form?

• About 5 million years ago

• About 14 million years ago

• About 5 billion years ago

• About 14 billion years ago

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NGSS.HS-ESS1-6

According to the Big Bang Theory, the universe was concentrated in a single point how long ago ?

• 15 to 20 thousand years

• 15 to 20 million years

• 15 to 20 billion years

• 15 to 20 trillion years

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NGSS.HS-ESS1-2

According to evidence, all the galaxies in the universe are moving apart from each other.

• True

• False

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NGSS.HS-ESS1-2

Light moving away from a source will cause the waves to stretch out and move to the _____________ end of the visible light spectrum.

• white

• blue

• green

• red

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NGSS.HS-PS4-1

Which of the following is evidence of the Big Bang Theory?

• Cavemen heard a loud bang at the beginning of time.
• The universe isn't moving
• The universe is expanding
• The universe is getting smaller

Tags

NGSS.HS-ESS1-2

A major piece of evidence supporting the Big Bang theory is the observation that wavelengths of light from stars in distant galaxies show a

• redshift, appearing to be compressed

• redshift, appearing to be stretched

• blueshift, appearing to be compressed

• blueshift, appearing to be stretched

Tags

NGSS.HS-ESS1-2

According to the 'Big Bang' theory, our universe is _______ years old.

• 12-13 million

• 13-14 billion

• 13-14 million

• 100 million

Tags

NGSS.HS-ESS1-2

In relation to us, most galaxies are . . .

• moving toward us.

• moving away from us.

• not moving.

• exploding.

Tags

NGSS.HS-ESS1-2

The scientist who discovered that the universe was expanding was:

• Bill Nye

• Alfred Wegener

• Edwin Hubble

• Albert Einstein