Theories for the Origin of the Universe Quiz

What are galaxies primarily composed of?

• Water and air

• Stars, stellar remnants, interstellar gas, dust, and dark matter

• Rocks and minerals

• Ice and snow

What is the approximate size of the Milky Way Galaxy?

• 50,000 light-years across

• 100,000 light-years across

• 150,000 light-years across

• 200,000 light-years across

What does "isotropy" mean in the context of the Steady State Theory?

• The universe looks different in every direction.

• The universe looks the same in all directions.

• The universe is expanding at different rates.

• The universe has varying densities.

What does the Steady State Theory propose about the universe?

• It is constantly expanding

• It is static and unchanging

• It is contracting

• It is oscillating

Who proposed the idea of a "primeval atom" that became known as the Big Bang?

• Albert Einstein

• Georges Lemaître

• Isaac Newton

• Stephen Hawking

Tags

NGSS.HS-ESS1-2

What is the current state of the universe according to the Big Bang Theory?

• It is static and unchanging

• It is still expanding

• It is contracting

• It has stopped expanding

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NGSS.HS-ESS1-2

What are Doppler shifts of light a cornerstone of?

• Meteorological studies

• Oceanography

• Cosmological observations

• Geological surveys

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NGSS.HS-ESS1-2

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What is measured by redshift or blueshift?

• The color of stars

• The speed of light

• The movement of stars or galaxies relative to Earth

• The brightness of stars

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NGSS.HS-ESS1-2

Which of the following is NOT related to the Doppler Effect?

• Redshift

• Blueshift

• Temperature shift

• Wavelength change

What type of waves are affected by the Doppler Effect?

• Sound and light waves

• Only sound waves

• Only light waves

• Only water waves

Tags

NGSS.HS-PS4-1