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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 6, Nothing but Music, The Essentials of Superstring Theory.

Multiple Choice Questions

1. Which of the following is not true according to special relativity?
(a) Time does not pass for objects that are perfectly at rest.
(b) No object can move faster than the speed of light.
(c) Motion and time are relative; they depend on the observer.
(d) All objects move at a constant speed through space-time.

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

3. General relativity is incompatible with _____.
(a) State theory.
(b) Quantum mechanics.
(c) The big bang theory.
(d) The photoelectric effect.

4. What are the vibrational patterns that a string can exhibit called?
(a) Chords.
(b) Harmonics.
(c) Resonances.
(d) Notes.

5. What is the Planck energy?
(a) The energy required to create a string.
(b) The energy required to change a string's pattern.
(c) The typical energy of a messenger particle.
(d) The typical energy of a vibrating string.

Short Answer Questions

1. Two theories form the basis of modern physics, but are incompatible with one another. String theory attempts to reconcile these fields. What are these two theories?

2. Einstein's equation, E=mc^2, states that which of the following are equivalent?

3. Black holes are dense and massive cosmological bodies. What unique distinction do they have?

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

5. What is the fundamental force responsible for keeping the nucleus of an atom "glued" together?

(see the answer key)

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