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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. Which of the following is true regarding the force of gravity in string theory?
(a) String theory predicts gravity.
(b) Gravity in string theory acts over much longer distances.
(c) Gravity is not addressed in string theory.
(d) Gravity in string theory is stronger than what we actually observe.
2. What property did the double-slit experiment demonstrate that light has?
(a) It has an infinite number of possible frequencies.
(b) It can be bent by gravity fields.
(c) It behaves as a wave.
(d) It has a finite energy level at all frequencies.
3. 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?
(a) It would be more than one year.
(b) Its reading would be random and meaningless.
(c) It would be less than one year.
(d) It would be exactly equal to one year.
4. When the distance between two objects is doubled, what happens to the strength of the gravitational pull between them?
(a) It is unchanged.
(b) It diminishes to one-half its original value.
(c) It diminishes to one-fourth its original value.
(d) It quadruples.
5. Which of the following is true of a particle's spin?
(a) It changes depending on the particle's energy.
(b) It increases with each interaction with a particle of greater spin.
(c) It is constant for that particle.
(d) It depends on the strength of the local magnetic field.
Short Answer Questions
1. As a string becomes wrapped, which of its properties increases?
2. Which of the following is true regarding experimental confirmation of string theory?
3. What is one of the difficulties in determining the shape of the Calabi-Yau space?
4. What is the fundamental force responsible for keeping the nucleus of an atom "glued" together?
5. How can black holes be detected?
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This section contains 396 words (approx. 2 pages at 300 words per page) |
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