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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter Ten, Quantum Geometry.

Multiple Choice Questions

1. According to general relativity, which of the following is said to warp or bend space-time?
(a) Gravity and electromagnetic fields.
(b) Constant, relativistic speed motion.
(c) Accelerated motion and orbital motion.
(d) Accelerated motion and gravity.

2. Which of the following best describes a fermion?
(a) The supersymmetric version of a proton.
(b) A particle of matter.
(c) The super-partner of a proton.
(d) A messenger particle for a force.

3. What type of a string can be massless?
(a) A string with more than one dimension.
(b) A non-vibrating.
(c) A non-oscillating string.
(d) An unwrapped string.

4. Which of the following is true regarding the force of gravity in string theory?
(a) Gravity in string theory is stronger than what we actually observe.
(b) Gravity is not addressed in string theory.
(c) String theory predicts gravity.
(d) Gravity in string theory acts over much longer distances.

5. The smallest possible unit of energy is referred to as _____.
(a) A quark.
(b) A muon.
(c) A photon.
(d) A quantum.

Short Answer Questions

1. Why are the fluctuations that quantum physics predicts not observable in everyday life?

2. There are many possible Calabi-Yau spaces, but only shapes with which of the following characteristics are considered real possibilities?

3. How does the number of extra "curled up" dimensions affect the vibration of strings?

4. The advent of fermionic vibrational patterns resulted in the creation of _____.

5. Which of the following is not one of the four fundamental forces of the universe?

(see the answer key)

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