Astronomy Quiz 10

Which of the following observations was a breakthrough that provided evidence to support the Big Bang Theory?

• The discovery of billions of galaxies.

• The discovery of cosmic microwave background radiation.

• The discovery of quasars, variable stars and black holes.

• The discovery that galaxies form into groups called superclusters.

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NGSS.HS-ESS1-2

Which of the following is an observation that supports the Big Bang theory?

• Stars in most galaxies are blue.

• Spiral galaxies are expanding.

• Planetary systems orbit the center of galaxies.

• Most galaxies are moving apart from one another.

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NGSS.HS-ESS1-2

What was the primary observation that led to the Big Bang theory?

• Spiral galaxies are expanding.

• Most galaxies are moving apart from one another.

• Planetary systems orbit the center of galaxies.

• Stars in most galaxies are blue.

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NGSS.HS-ESS1-2

If a star had a blue-shifted spectrum, it would be:

• orbiting around another star.

• moving away from the Earth.

• moving toward the Earth.

• made up only of nitrogen.

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Why was the Steady State model of the Universe eventually rejected by most scientists?

• Other scientists were changing their minds and they didn’t want to look ignorant.

• New observations couldn’t be explained by the Steady State model.

• Edwin Hubble was really smart so it made sense to agree with his ideas.

• Fred Hoyle was mean-spirited so no one wanted to work with him.

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Which of the following statements best describes “The Big Bang”?

• It was a slow expansion that took place over hundreds of thousands of years.

• It was a loud explosion that took place over hundreds of thousands of years.

• It was a rapid expansion that occurred in a very short period of time.

• It was a loud explosion that occurred in a very short period of time.

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Which elements make up 99% of the visible universe?

• Helium and Hydrogen

• Helium and Oxygen

• Carbon and Oxygen

• Hydrogen and Oxygen

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The Big Bang theory of the beginning of the universe is supported by the following observation:

• Spiral galaxies are expanding.

• The sun’s wavelengths have changed.

• Stars in the Milky Way galaxy are blue-shifted.

• Distant galaxies are red-shifted.

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Which of the following observations did NOT provide evidence to support the Big Bang Theory?

• The discovery of cosmic microwave background radiation.

• The discovery of billions of galaxies.

• The discovery that galaxies are moving apart.

• The abundance of light elements in the universe.

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Which observation provides evidence for the Big Bang Theory?

• Distant galaxies are blue-shifted.

• Distant galaxies are moving closer.

• Distant galaxies are more evolved.

• Distant galaxies are less evolved.

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