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