Cosmology Quiz

What is the estimated percentage of dark matter in the Universe?

• 5%

• 27%

• 68%

• 95%

What is the name of the era when the Universe was incredibly hot and dense, just after the Big Bang?

• Inflationary Epoch

• Quark Epoch

• Planck Epoch

• Photon Epoch

What is the term for the process by which light particles are stretched due to the expansion of the Universe?

• Redshift

• Blueshift

• Doppler Effect

• Gravitational Lensing

At what point in time did the Universe become transparent to light?

• End of the Inflationary Epoch

• End of the Quark Epoch

• End of the Photon Epoch

• End of the Planck Epoch

What is the name of the cosmic microwave background radiation discovered in 1965?

• Planck radiation

• Cosmic hiss

• Hawking radiation

• CMBR (Cosmic Microwave Background Radiation)

What is the estimated temperature of the Universe during the Planck Epoch?

• 10^32 Kelvin

• 10^28 Kelvin

• 10^15 Kelvin

• 10^5 Kelvin

What was the dominant force governing the Universe during the early stages of the Grand Unification Epoch?

• Strong nuclear force

• Weak nuclear force

• Electromagnetic force

• Gravitational force

Which force is believed to have unified with electromagnetism during the Grand Unified Epoch?

• Weak nuclear force

• Strong nuclear force

• Gravitational force

• Electromagnetic force

Who proposed the Big Bang theory?

• Albert Einstein

• Edwin Hubble

• Georges Lemaître

• Stephen Hawking

What type of particles are thought to have dominated the Universe during the Quark Epoch?

• Leptons

• Quarks

• Bosons

• Fermions