Big Bang - Quiz
A) A flat disc B) An empty void C) A fully formed galaxy D) An extremely hot and dense point
A) Quantum theory B) The Big Bang theory C) Steady State theory D) String theory
A) Albert Einstein B) Georges Lemaître C) Isaac Newton D) Stephen Hawking
A) Archaeological findings B) Fossil records C) Volcanic eruptions D) Cosmic microwave background radiation
A) Inflation B) Stagnation C) Attraction D) Contraction
A) Photon B) Neutrino C) Quark D) WIMP (Weakly Interacting Massive Particle)
A) Event Horizon B) Nebula C) Decay D) Singularity
A) Mars Rover B) COBE (Cosmic Background Explorer) C) Voyager D) Hubble Space Telescope
A) Collapsing B) Reversing C) Stagnating D) Expanding
A) 10 billion years ago. B) 13.787±0.02 billion years ago. C) 20 billion years ago. D) 15 billion years ago.
A) Georges Lemaître in 1931. B) Physicist Alexander Friedmann in 1922. C) Edwin Hubble in 1929. D) Albert Einstein in the early 1900s.
A) The universe is contracting over time. B) Galaxies are moving away from Earth at a rate that accelerates proportionally with distance. C) The universe has always been static. D) Galaxies remain stationary relative to each other.
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 universe is contracting. B) The expansion of the universe is accelerating. C) The universe has always been static. D) Galaxies remain stationary relative to each other.
A) The steady-state model. B) The cyclic model. C) The inflationary model. D) The Big Bang model.
A) The universality of physical laws B) General relativity C) Perfect fluid assumption D) The cosmological principle
A) Fine-structure constant B) Perfect fluid model C) General relativity D) The cosmological principle
A) 10−5 B) 10% C) 10−7 D) 10−3
A) 1% inhomogeneity B) 100% homogeneity C) About 10% inhomogeneity D) 50% inhomogeneity
A) It has high viscosity B) It is non-uniform C) It consists only of dark energy D) It can be modeled as a perfect fluid
A) Dark matter B) Dark energy C) Luminous matter D) Baryonic matter
A) 68% B) 5% C) 27% D) 100%
A) The speed at which light travels B) Light emitted today may never reach very distant objects C) The presence of dark matter D) The finite age of the universe
A) Symmetry-breaking phase transitions B) Recombination C) Big Bang nucleosynthesis (BBN) D) Mass annihilation
A) Quantum phase transitions B) Symmetry-breaking phase transitions C) Thermal phase transitions D) Gravitational phase transitions
A) Dark energy B) Baryonic matter C) Antimatter particles D) Photons
A) 85% B) 60% C) 50% D) 73%
A) Edwin Hubble B) Astronomer Fred Hoyle C) Albert Einstein D) Georges Lemaître
A) March 1949 B) 1931 C) 1927 D) 1953
A) Vesto Slipher B) Georges Lemaître C) Edwin Hubble D) Alexander Friedmann
A) Vesto Slipher B) Alexander Friedmann C) Edwin Hubble D) Georges Lemaître
A) Georges Lemaître B) Arthur Eddington C) Edwin Hubble D) Fred Hoyle
A) Fred Hoyle B) George Gamow C) Robert Herman D) Ralph Alpher
A) F = ma B) v = H₀D C) E = mc² D) a² + b² = c²
A) 30 km/s/Mpc B) 50 km/s/Mpc C) 70.4+1.3−1.4 km/s/Mpc D) 100 km/s/Mpc
A) 1964 B) 1989 C) 2003 D) 1978
A) 2.726 K B) 3.000 K C) 2.7255 K D) 372±14 kyr
A) 372±14 kyr B) 3.000 K C) Approximately 2.7255 K D) 2.726 K
A) Helium-4, Helium-3, Deuterium, Lithium-7 B) Carbon-12, Nitrogen-14, Oxygen-16 C) Uranium-238, Thorium-232, Lead-206 D) Iron-56, Silicon-28, Magnesium-24
A) Lithium-7 B) Helium-4 C) Deuterium D) Helium-3
A) 40–50% B) 20–30% C) 10–15% D) 5–10%
A) Primordial gravitational waves B) Cosmic microwave background radiation C) Dark matter particles D) Black hole mergers
A) Dark energy B) Horizon problem C) Cosmic microwave background radiation D) Baryon asymmetry
A) Baryon acoustic oscillations B) Redshift–magnitude relation for type Ia supernovae C) Cosmic microwave background radiation D) Gravitational lensing frequency
A) 23% B) Less than 1% C) 4.6% D) 73%
A) 25% B) 10% C) 50% D) Up to 90%
A) Direct observation B) Indirect evidence C) Particle collision experiments D) Electromagnetic radiation
A) Measuring cosmic microwave background radiation B) Laboratory experiments C) Analyzing galaxy cluster velocities D) Observing light emissions
A) They detect dark matter particles directly B) They measure visible matter density C) They help study galaxy clusters D) They modify gravitational laws
A) The exact end state B) Beyond the observable universe C) Finite durations D) Infinite timescales
A) Cosmic egg B) Primeval atom C) Quantum singularity D) Ylem
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. |
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