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.
Some of the planets display retrograde motion.
Matter clumps into galaxies and large scale structures.
2. Hubble’s Law tells us that
the universe is expanding.
the planets move in elliptical orbits.
entropy is always increasing.
nothing can travel faster than light.
3. Inside the proton are
quarks held together by photons.
electrons held together by photons.
electrons held together by gluons.
quarks held together by gluons.
4. The mediating particles of the weak interaction include
the Y boson.
the Z boson.
the neutrino.
the graviton.
5. In 2012 the Large Hadron Collider discovered
supersymmetry.
the Higgs boson.
the top quark.
Gravitational Waves.
6. A WIMP is a
Weakly Interacting Massless Particle.
Weakly Interacting Mono-Pole.
Weakly Interacting Majorana Particle.
Weakly Interacting Massive Particle.
7. The Bullet Cluster provides evidence for which phenomenon?
Dark Matter.
Massive neutrinos.
Hubble’s Law.
Dark Energy.
8. The Heat Death of the Universe would be a consequence of
the second law of thermodynamics.
quantum tunnelling.
quintessence.
the Sachs-Wolfe effect.
9. The Universe appears to contain much more matter than antimatter. This observation is known as
the Flatness Problem.
the Exotic Relic Problem.
the Baryon Asymmetry Problem.
the Horizon 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.
Pythagoras.
Eudoxus.
Eratosthenes.
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