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

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

3. According to general relativity, the change that an object causes in the fabric of space-time depends directly on _____.
(a) Its proximity to another massive body.
(b) Its density.
(c) Its direction compared to the observer.
(d) Its mass.

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 quadruples.
(d) It diminishes to one-fourth its original value.

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

Short Answer Questions

1. According to general relativity, which of the following is said to warp or bend space-time?

2. According to Newton's theory of gravity, if two objects have a gravitational pull on one another, and one changes its mass or distance from the other, how quickly does the effect of this change travel to the other object?

3. What is the result when a particle of matter and a particle of antimatter are brought into contact?

4. General relativity is incompatible with _____.

5. What are the components of an atomic nucleus?

(see the answer key)

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