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.
The sky is dark at night.
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.
entropy is always increasing.
nothing can travel faster than light.
the planets move in elliptical orbits.
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 neutrino.
the graviton.
the Y boson.
the Z 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 Massless Particle.
Weakly Interacting Mono-Pole.
Weakly Interacting Massive Particle.
Weakly Interacting Majorana Particle.
7. The Bullet Cluster provides evidence for which phenomenon?
Hubble’s Law.
Massive neutrinos.
Dark Matter.
Dark Energy.
8. The Heat Death of the Universe would be a consequence of
the second law of thermodynamics.
the Sachs-Wolfe effect.
quantum tunnelling.
quintessence.
9. The Universe appears to contain much more matter than antimatter. This observation is known as
the Horizon Problem.
the Flatness 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?
Aristotle.
Eudoxus.
Pythagoras.
Eratosthenes.
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