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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter Twelve, Beyond Strings, In Search of M-Theory.

Multiple Choice Questions

1. Quantum chromodynamics concerns quantum mechanics and ____.
(a) The strong force.
(b) The weak force.
(c) The electromagnetic force.
(d) Gravity.

2. What discovery was made that incorporated gravitational force into quantum mechanics via string theory?
(a) Gravity could be made symmetric only if the graviton is a string.
(b) Gravity was found to be supersymmetric.
(c) At extremely small scales, gravity is fused with the strong force.
(d) A vibrational pattern with the properties of the graviton was discovered.

3. Quantum electroweak theory concerns quantum mechanics and _____.
(a) Gravity.
(b) The weak force.
(c) The electromagnetic force.
(d) The strong force.

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

5. What rule did Max Planck discover the electromagnetic waves bounded in a container, such as an oven, must follow?
(a) The frequencies of the waves must all be the same.
(b) The energies of all waves inside the over must cancel out to zero.
(c) There must be an even number of peaks and troughs.
(d) They must have a whole number of peaks and troughs that fit perfectly inside the container.

Short Answer Questions

1. What property did the double-slit experiment demonstrate that light has?

2. How are the amplitude of a string's vibration and the mass of the particle it represents related?

3. Which of the following best describes a wormhole?

4. How can black holes be detected?

5. What is the importance of the string-coupling constant?

(see the answer key)

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