A) Stephen Hawking. B) Brian Greene. C) Alan Guth. D) Roger Penrose.
A) The horizon problem. B) The fine-tuning problem. C) The dark energy problem. D) The black hole information paradox.
A) The vacuum energy hypothesis. B) The inflationary universe model. C) The rapid expansion theory. D) The big bang model.
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.
A) Thermodynamics. B) Classical mechanics. C) Newtonian physics. D) General relativity and quantum field theory.
A) The electron. B) The photon. C) The inflaton. D) The graviton.
A) It forms galaxies. B) It slows down the expansion. C) It drives the rapid expansion. D) It creates dark matter.
A) Electromagnetic energy. B) Gravitational energy. C) Potential energy of the inflaton field. D) Kinetic energy of particles. |