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