Exploring the Cosmos - Degree Exam 2014 - Particles, Forces & the Big Bang
1. Olber’s paradox involves which of the following observations?
The sky is dark at night.
The rotation curves of galaxies become flat at large distances.
Matter clumps into galaxies and large scale structures.
Some of the planets display retrograde motion.
2. Hubble’s Law tells us that
the universe is expanding.
entropy is always increasing.
the planets move in elliptical orbits.
nothing can travel faster than light.
3. Inside the proton are
electrons held together by photons.
quarks held together by gluons.
quarks held together by photons.
electrons held together by gluons.
4. The mediating particles of the weak interaction include
the graviton.
the Y boson.
the Z boson.
the neutrino.
5. In 2012 the Large Hadron Collider discovered
the top quark.
the Higgs boson.
supersymmetry.
Gravitational Waves.
6. A WIMP is a
Weakly Interacting Mono-Pole.
Weakly Interacting Massive Particle.
Weakly Interacting Massless Particle.
Weakly Interacting Majorana Particle.
7. The Bullet Cluster provides evidence for which phenomenon?
Hubble’s Law.
Dark Matter.
Dark Energy.
Massive neutrinos.
8. The Heat Death of the Universe would be a consequence of
quantum tunnelling.
the second law of thermodynamics.
quintessence.
the Sachs-Wolfe effect.
9. The Universe appears to contain much more matter than antimatter. This observation is known as
the Baryon Asymmetry Problem.
the Horizon Problem.
the Exotic Relic Problem.
the Flatness Problem.
10. Which Greek Astronomer ï¬rst reasoned that the Earth is a sphere from seeing the Earth’s shadow on the Moon at a lunar eclipse?
Pythagoras.
Eratosthenes.
Eudoxus.
Aristotle.
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