The Big Bang

A theory that says the universe began as a small point that expanded rapidly about 13.7 billion years ago.

• Big Bang Theory

• Singularity Theory

• Galaxy Theory

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NGSS.HS-ESS1-2

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

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NGSS.HS-ESS1-2

The CMB (Cosmic Background Radiation) is:

• the remaining energy from the big bang.

• incredibly cool.

• a cloud of light

• only located in certain places in the universe.

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NGSS.HS-ESS1-2

What are two important pieces of evidence we have for the Big Bang?

• Ptolemy’s work on epicycles and Hubble’s law (the expansion of the Universe)

• Hubble’s law (the expansion of the Universe) and cosmic background radiation

• The fact that we have multiple Universes to compare and study and cosmic background radiation (CBR)

• The abundance of hydrogen, helium, and lithium found in the Universe and Ptolemy’s work on epicycles

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NGSS.HS-ESS1-2

The change in wavelength that allows us to determine if an object if moving toward us or away from us

• Whiteshift and Blueshift

• Redshift and Greenshift

• Redshift and Blueshift

What can we conclude from the observation that nearly all galaxies are moving away from us?

• Massive black holes are drawing galaxies away from Earth.

• The Sun and Earth are located at the center of the universe.

• Everything in the universe is moving the same direction.

• The once-smaller universe is expanding in all directions.

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NGSS.HS-ESS1-2

Most distant galaxies show a RED SHIFT. This is considered EVIDENCE that the universe is ___.

• getting cooler

• expanding

• condensing into a small point

• swirling around

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NGSS.HS-ESS1-2

Most scientists believe the Big Bang Theory explains which of the following questions?

• How our planets and moons formed

• How our universe began

• How the sun turns hydrogen into helium

• How fast light travels through space

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NGSS.HS-ESS1-2

Pick the prediction of the big bang theory?

• The universe should be made of mostly of Silver and Gold.

• A cosmic shockwave throughout the universe should not exist

• The expansion of the universe should slow down and stop

• The universe should be expanding

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NGSS.HS-ESS1-2

Which of the following is a major piece of evidence supporting the Big Bang Theory?

• The presence of cosmic microwave background radiation

• The existence of black holes

• The presence of dark matter

• The existence of neutron stars

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NGSS.HS-ESS1-2