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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 5, Protecting the Past.

Multiple Choice Questions

1. What laws might allow space-time to warp to allow a spaceship to travel through the past?
(a) The laws of calculus.
(b) The laws of aerodynamics.
(c) The laws of physics.
(d) The laws of geometry.

2. How could time travel be possible?
(a) If speed was inverse to time.
(b) If time travel loops existed.
(c) If circular reasoning existed.
(d) If wormholes existed.

3. What have serious effects on a quantum theory of gravity?
(a) Second state fluctuations.
(b) Fourth state fluctuations.
(c) Ground state fluctuations.
(d) Third state fluctuations.

4. What is vacuum energy's force inverse to?
(a) Weight.
(b) Force.
(c) Mass.
(d) Acceleration.

5. How can one find black holes?
(a) By finding the mass of everything invisible.
(b) By seeking out the matter that revolves around finite space.
(c) By finding matter that orbits around a seemingly invisible object.
(d) By seeking out the matter that orbits around a visible object.

Short Answer Questions

1. Which project produced Fat Man and Little Boy?

2. What kind of philosophy do black holes have?

3. In what kind of theory does matter behave according to quantum theory?

4. What human conceptions did Einstein's papers change?

5. What are wormholes?

(see the answer key)

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