Origin of the Universe

Which great thinker used the North Star as a reference point in debunking that the Earth was flat?

• Archimedes

• Socrates

• Plato

• Aristotle

Which discovery changed the minds of many believers of the Static Universe Theory?

• Big Bang

• Expanding Universe

• Round Earth

• Cosmological Principle

Which is "steady" or consistent about the universe according to the Steady State Theory?

• its density

• its mass

• its size

• its temperature

How old do we believe the Universe to be using the Big Bang Theory?

• 4.6 B yrs old

• 7.9 B yrs old

• 13.8 B yrs old

• 20 B yrs old

What is the "red" in the redshift discovery of Edwin Hubble in 1929?

• a high wavelength spectrum indicating closeness

• a low frequency spectrum indicating farther distance

• a low wavelength spectrum indicating movement

• a high frequency spectrum indicating increasing velocity

Which is a solid evidence of the singularity event of the Big Bang?

• Moving away of galaxies and stars from us

• The existence of dark matter

• increasing heat of the Universe

• Cosmic Microwave Background Radiation

Which element logically existed before the others?

• oxygen

• iron

• helium

• nitrogen

Which fundamental force do we believe was isolated first after the Big Bang?

• gravity

• strong nuclear

• weak

• electromagnetic

Which of the following came first as the Universe cooled down?

• atoms

• molecules

• particles

• stars

Which process triggers the formation of a star?

• recycling of matter

• nuclear fusion

• gravitational collapse

• All choices are correct.