(ASYNCH) 8.9 C Origin of the Universe

Open Ended

How was our universe formed? (in your own words)

Multiple Choice

Arrange the following in order from largest to smallest: Universe, Galaxy, Star, Planet, Space Rocks.

• Universe > Galaxy > Star > Planet > Space Rocks

• Galaxy > Universe > Star > Planet > Space Rocks

• Star > Planet > Galaxy > Universe > Space Rocks

• Planet > Star > Galaxy > Universe > Space Rocks

Multiple Choice

What was Edwin Hubble's major discovery in 1929 regarding galaxies?

• Galaxies are shrinking

• Galaxies are moving apart from each other

• Galaxies are merging

• Galaxies are stationary

Multiple Choice

Which telescope provided more detailed images of space than previous telescopes?

• Hubble's Telescope

• James Webb Space Telescope

• Galileo's Telescope

• Kepler Space Telescope

Multiple Choice

What does the Steady State Theory propose about the appearance of the universe over time?

• It changes constantly

• It looks the same from any time and place

• It started from a single point

• It is shrinking

Multiple Select

Which of the following are pieces of evidence used to support the Big Bang Theory?

• Redshift

• Cosmic background radiation

• Element abundances

• Steady-state density

Open Ended

What is the same in both the Steady State theory and the Big Bang Theory models of the expanding universe? What is different?

Open Ended

What are red-shifted galaxies and what do they mean?

Multiple Choice

Which of the following best describes the relationship between the color of light spectra and the speed at which a galaxy is moving, according to Hubble's Law?

• Red-shifted galaxies move away from Earth faster than blue-shifted galaxies.

• Blue-shifted galaxies move away from Earth faster than red-shifted galaxies.

• Red-shifted galaxies move closer to Earth faster than blue-shifted galaxies.

• There is no relationship between color and speed.

Multiple Choice

Cosmic Background Radiation is...

• the remaining energy from the big bang.

• incredibly hot.

• visible to the human eye.

• only located in certain places in the universe.

Multiple Choice

Why is the abundance of Hydrogen (H) and Helium (He) throughout the galaxies an important piece of evidence supporting the Big Bang?

• H/He were two of the first elements to form

• H/He are highly reactive generating hot spots

• H/He are high mass elements formed from supernovae

• All the choices are correct

Open Ended

What is the Big Bang Theory and what evidence supports it?