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The Inflationary Universe by Alan Guth
Contributed by: Lea
  • 1. Who proposed the idea of cosmic inflation?
A) Stephen Hawking.
B) Roger Penrose.
C) Alan Guth.
D) Brian Greene.
  • 2. What major problem does inflation aim to solve?
A) The black hole information paradox.
B) The dark energy problem.
C) The fine-tuning problem.
D) The horizon problem.
  • 3. What did Guth originally call his inflationary model?
A) The inflationary universe model.
B) The big bang model.
C) The vacuum energy hypothesis.
D) The rapid expansion theory.
  • 4. What is the role of vacuum energy in inflation?
A) It drives the rapid expansion.
B) It forms galaxies.
C) It slows down the expansion.
D) It creates dark matter.
  • 5. What observational evidence supports inflation?
A) Variations in the speed of light.
B) The uniformity of the cosmic microwave background.
C) The presence of cosmic strings.
D) The abundance of heavy elements.
  • 6. Which particle is considered crucial in the inflationary model?
A) The graviton.
B) The electron.
C) The photon.
D) The inflaton.
  • 7. What mathematical framework is used to describe inflation?
A) Newtonian physics.
B) Thermodynamics.
C) General relativity and quantum field theory.
D) Classical mechanics.
  • 8. What type of energy is thought to drive inflation?
A) Electromagnetic energy.
B) Kinetic energy of particles.
C) Potential energy of the inflaton field.
D) Gravitational energy.
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