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