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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 3, Of Warps and Ripples.

Multiple Choice Questions

1. In Einstein's famous equation, E=mc^2, what does "c" represent?
(a) The speed of the object.
(b) The speed of light.
(c) The frequency of light.
(d) The object's density.

2. What type of motion cannot be felt or sensed by the moving observer?
(a) Slowing or decelerating movement.
(b) Orbital movement around a star.
(c) Constant-velocity movement.
(d) Accelerating movement.

3. What is the fundamental particle, the smallest possible bundle of energy, for the electromagnetic force?
(a) The photon.
(b) The neutrino.
(c) The gluon.
(d) The electron.

4. According to special relativity, which of the following is true about the passage of time for an observer moving near the speed of light?
(a) The passage of time could not be predicted.
(b) Time would pass slowly compared to an observer at rest.
(c) No time would pass at all.
(d) Time would pass very quickly compared to an observer at rest.

5. 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 exactly equal to one year.
(b) It would be less than one year.
(c) Its reading would be random and meaningless.
(d) It would be more than one year.

Short Answer Questions

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

2. Which of the following is correct about the speed at which light moves?

3. What are the components of an atomic nucleus?

4. 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?

5. In the 1800s, James Clerk Maxwell used a new mathematical framework to unite _____.

(see the answer key)

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