Big Bang Theory

Theoretically, when did the Universe begin?

• 5 MYA

• 13.7 MYA

• 13.7 BYA

• 5 BYA

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NGSS.HS-ESS1-2

Scientists Isaac Newton and Albert Einstein first theorized the Universe was __________.

• Exploding

• Flat

• Infinite

• Static

Which term best describes conditions a few seconds after the Big Bang took place?

• frigid

• scorching

• liquid

• placid

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NGSS.HS-ESS1-2

Georges Lemaitre theorized the Universe began with a "________________"?

• Big Bang

• Primeval Atom

• Explosion

• Combustion Atom

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NGSS.HS-ESS1-2

In 1929, ______________ discovered the red shift.

• Isaac Newton

• Fred Hoyle

• Edwin Hubble

• Albert Einstein

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NGSS.HS-ESS1-2

Scientists believe...

• the Universe is finite and expanding

• all matter, energy, and space was one squeezed into a very small volume

• there was a sudden expansion

• all of the above

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NGSS.HS-ESS1-2

Galaxies become closer to each other as the Universe expands. It's the space that is collapsing causing the galaxies to move.

• True

• False

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NGSS.HS-ESS1-2

Hubble's idea of an expanding universe actually helped lead to the idea of the Big Bang Theory.

• True

• False

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NGSS.HS-ESS1-2

The Absorption lines are the black lines that appear on the light spectrum emitted by stars. These lines show the ___________ of a star.

• Cosmic Microwave Background

• Star Speed

• Chemical Composition

• Age Lines

Tags

NGSS.HS-ESS1-2

Objects moving away from an observer can cause the wavelengths of light to appear longer.  This may make the light appear to be a lower frequency.  This is called

• One Shift

• Two Shift

• Red Shift

• Blue Shift

Tags

NGSS.HS-ESS1-2

NGSS.HS-PS4-1