Exploring the Cosmos - Degree Exam 2014 - Particles, Forces & the Big Bang
1. Olber’s paradox involves which of the following observations?
The rotation curves of galaxies become flat at large distances.
Some of the planets display retrograde motion.
The sky is dark at night.
Matter clumps into galaxies and large scale structures.
2. Hubble’s Law tells us that
the planets move in elliptical orbits.
entropy is always increasing.
nothing can travel faster than light.
the universe is expanding.
3. Inside the proton are
quarks held together by gluons.
electrons held together by gluons.
electrons held together by photons.
quarks held together by photons.
4. The mediating particles of the weak interaction include
the Z boson.
the neutrino.
the graviton.
the Y boson.
5. In 2012 the Large Hadron Collider discovered
the top quark.
Gravitational Waves.
supersymmetry.
the Higgs boson.
6. A WIMP is a
Weakly Interacting Majorana Particle.
Weakly Interacting Mono-Pole.
Weakly Interacting Massive Particle.
Weakly Interacting Massless Particle.
7. The Bullet Cluster provides evidence for which phenomenon?
Hubble’s Law.
Dark Energy.
Dark Matter.
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 Exotic Relic Problem.
the Horizon Problem.
the Flatness Problem.
the Baryon Asymmetry 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?
Aristotle.
Eudoxus.
Pythagoras.
Eratosthenes.
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