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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter Fifteen, Prospects.

Multiple Choice Questions

1. Who discovered the theory of general relativity?
(a) Richard Feynman.
(b) Albert Einstein.
(c) Max Planck.
(d) Isaac Newton.

2. Which of the following most accurately describes the state of the universe?
(a) It is collapsing.
(b) It is expanding.
(c) It is about to begin contracting.
(d) It is mostly static.

3. What property does an external black hole have?
(a) The minimum possible radiation.
(b) The minimum possible mass for its charge and spin.
(c) The maximum possible internal temperature.
(d) The maximum possible mass for its charge and spin.

4. 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 meet the vibration requirements and have an appropriate number of dimensions.
(c) Those that unify the four forces and have no extended dimensions.
(d) Those that solve the perturbation theory.

5. What type of a wave is light?
(a) A gravitational wave.
(b) An electromagnetic wave.
(c) An electrical wave.
(d) A photonic wave.

Short Answer Questions

1. Kaluza's theory suggested that electromagnetism was carried by ripples in _____.

2. Tears in space-time are technically termed _____.

3. Which of the following is true regarding the amount of visible matter in the universe compared to the amount of matter required to cause collapse of the universe?

4. What is entropy a measure of?

5. What is the fundamental particle, the smallest possible bundle of energy, for the electromagnetic force?

(see the answer key)

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