Exploring the Cosmos - Degree Exam 2014 - Particles, Forces & the Big Bang
1. Olber’s paradox involves which of the following observations?
Matter clumps into galaxies and large scale structures.
The rotation curves of galaxies become flat at large distances.
The sky is dark at night.
Some of the planets display retrograde motion.
2. Hubble’s Law tells us that
entropy is always increasing.
nothing can travel faster than light.
the universe is expanding.
the planets move in elliptical orbits.
3. Inside the proton are
electrons held together by gluons.
electrons held together by photons.
quarks held together by photons.
quarks held together by gluons.
4. The mediating particles of the weak interaction include
the neutrino.
the Z boson.
the Y boson.
the graviton.
5. In 2012 the Large Hadron Collider discovered
the top quark.
supersymmetry.
the Higgs boson.
Gravitational Waves.
6. A WIMP is a
Weakly Interacting Mono-Pole.
Weakly Interacting Massless Particle.
Weakly Interacting Massive 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.
quintessence.
the Sachs-Wolfe effect.
the second law of thermodynamics.
9. The Universe appears to contain much more matter than antimatter. This observation is known as
the Flatness Problem.
the Horizon Problem.
the Exotic Relic 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?
Eudoxus.
Aristotle.
Pythagoras.
Eratosthenes.
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