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