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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter Nine: The Smoking Gun, Experimental Signatures.

Multiple Choice Questions

1. Which of the following methods has been used to determine the shape of the Calabi-Yau space?
(a) Perturbation theory.
(b) The finite elements method.
(c) Discrete mathematics.
(d) Matrix manipulation.

2. String theory claims that super particles _____.
(a) Come in pairs.
(b) Do not exist.
(c) Are massless.
(d) Are the only non-string particles.

3. Which of the following theory was NOT developed in order to try to resolve the conflicts between quantum mechanics and general relativity?
(a) Superstring theory.
(b) Inflationary theory.
(c) Quantum field theory.
(d) Quantum electrodynamics.

4. In quantum mechanics, what is symmetry breaking?
(a) The primary reason that the theory is incompatible with general relativity.
(b) When an asymmetrical matter and anti-matter pair is created.
(c) When two fused fundamental forces become separated out.
(d) When the symmetry between a electrical and magnetic field is broken at high energy levels.

5. There are many possible Calabi-Yau spaces, but only shapes with which of the following characteristics are considered real possibilities?
(a) Those that have no time-dimensions.
(b) Those that unify the four forces and have no extended dimensions.
(c) Those that solve the perturbation theory.
(d) Those that meet the vibration requirements and have an appropriate number of dimensions.

Short Answer Questions

1. Which of the following accurately describes the phenomenon of "quantum tunneling"?

2. If a clock were accelerated to nearly the speed of light for a year's time, which of the following would be true of its reading at the end of that time?

3. What would an outside observer notice about an object moving near the speed of light?

4. Quantum chromodynamics concerns quantum mechanics and ____.

5. Which of the following is one of the major problems in using both quantum physics and general relativity?

(see the answer key)

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