Big Bang - Quiz
A) A flat disc B) A fully formed galaxy C) An extremely hot and dense point D) An empty void
A) Quantum theory B) The Big Bang theory C) Steady State theory D) String theory
A) Albert Einstein B) Stephen Hawking C) Isaac Newton D) Georges Lemaître
A) Cosmic microwave background radiation B) Fossil records C) Archaeological findings D) Volcanic eruptions
A) Attraction B) Inflation C) Stagnation D) Contraction
A) Photon B) Quark C) Neutrino D) WIMP (Weakly Interacting Massive Particle)
A) Nebula B) Decay C) Event Horizon D) Singularity
A) COBE (Cosmic Background Explorer) B) Voyager C) Hubble Space Telescope D) Mars Rover
A) Expanding B) Collapsing C) Stagnating D) Reversing
A) 10 billion years ago. B) 20 billion years ago. C) 15 billion years ago. D) 13.787±0.02 billion years ago.
A) Georges Lemaître in 1931. B) Edwin Hubble in 1929. C) Albert Einstein in the early 1900s. D) Physicist Alexander Friedmann in 1922.
A) Galaxies are moving away from Earth at a rate that accelerates proportionally with distance. B) The universe is contracting over time. C) The universe has always been static. D) Galaxies remain stationary relative to each other.
A) The formation of black holes. B) The slowing down of cosmic expansion. C) The creation of dark matter particles. D) The accelerating expansion of the universe.
A) The universe has always been static. B) The expansion of the universe is accelerating. C) The universe is contracting. D) Galaxies remain stationary relative to each other.
A) The steady-state model. B) The Big Bang model. C) The cyclic model. D) The inflationary model.
A) General relativity B) The universality of physical laws C) The cosmological principle D) Perfect fluid assumption
A) General relativity B) The cosmological principle C) Fine-structure constant D) Perfect fluid model
A) 10−3 B) 10−5 C) 10−7 D) 10%
A) 1% inhomogeneity B) 50% inhomogeneity C) 100% homogeneity D) About 10% inhomogeneity
A) It consists only of dark energy B) It is non-uniform C) It can be modeled as a perfect fluid D) It has high viscosity
A) Electromagnetic radiation B) Particle collision experiments C) Indirect evidence D) Direct observation
A) Fred Hoyle B) Robert Herman C) George Gamow D) Ralph Alpher
A) 372±14 kyr B) 2.7255 K C) 2.726 K D) 3.000 K
A) They do not account for dark energy. B) They are based on incorrect assumptions. C) Because the temperature approaches the Planck scale, requiring quantum gravity treatment. D) They only apply to black holes.
A) Carbon-12, Nitrogen-14, Oxygen-16 B) Iron-56, Silicon-28, Magnesium-24 C) Helium-4, Helium-3, Deuterium, Lithium-7 D) Uranium-238, Thorium-232, Lead-206
A) Luminous matter B) Dark energy C) Dark matter D) Baryonic matter
A) Mass annihilation B) Big Bang nucleosynthesis (BBN) C) Recombination D) Symmetry-breaking phase transitions
A) 50 km/s/Mpc B) 30 km/s/Mpc C) 70.4+1.3−1.4 km/s/Mpc D) 100 km/s/Mpc
A) Deuterium B) Lithium-7 C) Helium-4 D) Helium-3
A) Gravitational lensing frequency B) Cosmic microwave background radiation C) Baryon acoustic oscillations D) Redshift–magnitude relation for type Ia supernovae
A) 3.000 K B) 2.726 K C) Approximately 2.7255 K D) 372±14 kyr
A) Baryonic matter B) Photons C) Dark energy D) Antimatter particles
A) Primordial gravitational waves B) Cosmic microwave background radiation C) Black hole mergers D) Dark matter particles
A) Vesto Slipher B) Georges Lemaître C) Alexander Friedmann D) Edwin Hubble
A) Laboratory experiments B) Observing light emissions C) Measuring cosmic microwave background radiation D) Analyzing galaxy cluster velocities
A) 50% B) 60% C) 85% D) 73%
A) Horizon problem B) Dark energy C) Baryon asymmetry D) Cosmic microwave background radiation
A) 1931 B) 1953 C) March 1949 D) 1927
A) Up to 90% B) 50% C) 25% D) 10%
A) Vesto Slipher B) Georges Lemaître C) Alexander Friedmann D) Edwin Hubble
A) E = mc² B) F = ma C) a² + b² = c² D) v = H₀D
A) They modify gravitational laws B) They measure visible matter density C) They help study galaxy clusters D) They detect dark matter particles directly
A) Cosmic egg B) Ylem C) Primeval atom D) Quantum singularity
A) Edwin Hubble B) Arthur Eddington C) Georges Lemaître D) Fred Hoyle
A) Georges Lemaître B) Astronomer Fred Hoyle C) Edwin Hubble D) Albert Einstein
A) The speed at which light travels B) The finite age of the universe C) Light emitted today may never reach very distant objects D) The presence of dark matter
A) Gravitational phase transitions B) Quantum phase transitions C) Symmetry-breaking phase transitions D) Thermal phase transitions
A) 23% B) Less than 1% C) 4.6% D) 73%
A) Infinite timescales B) The exact end state C) Beyond the observable universe D) Finite durations
A) 40–50% B) 10–15% C) 5–10% D) 20–30%
A) 2003 B) 1989 C) 1978 D) 1964
A) 100% B) 68% C) 5% D) 27% |
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