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