Exploring the Cosmos - Degree Exam 2013 - Particles, Forces & the Big Bang
1. Which of the following is NOT evidence for the Big Bang?
The abundance of light elements in the universe.
Dark Matter.
Cosmic Microwave Background Radiation.
Hubble's Law.
2. The electron is a
force-mediating particle.
fermion.
boson.
composite particle.
3. What is Eratosthenes famous for?
His observatory.
His heliocentric model of the solar system.
He measured the circumference of the Earth.
The first scientific theory of the universe.
4. Which of the following is an assertion of Kepler's Laws?
The universe is expanding.
The planets move in ellipses with the Sun at one focus.
The planets move in circles centred on the Sun.
The force of gravity keeps the planets in their orbits.
5. Which of the following forces is NOT described by the Standard Model.
Gravity.
The strong nuclear force.
The weak nuclear force.
Electromagnetism.
6. Which of the following does NOT provide evidence for Dark Matter?
The Michelson-Morley Experiment.
Galactic Rotation Curves.
Gravitational Lensing.
The Cosmic Microwave Background.
7. Which of the following is its own antiparticle?
The electron.
The charm quark.
The photon.
The proton.
8. Which observation won Penzias and Wilson the Nobel Prize?
The first observation of Cepheid Variable Stars.
The first observation of Gravitational Lensing.
Discovery of Cosmic Microwave Background Radiation.
The expansion of the universe is accelerating.
9. How long ago did the Big Bang happen?
93 Billion years ago.
600 Billion years ago.
13.7 Billion years ago.
6000 years ago.
10. What is the Large Hadron Collider?
A space telescope.
A particle accelerator that collides electrons and positrons.
A system of colliding galaxies.
A particle accelerator that collides protons.
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