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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 theories of relativity did Einstein advance?
(a) Normal and placid.
(b) Present perfect and past special.
(c) Special and general.
(d) General and perfect.

2. What kind of philosophy do black holes have?
(a) A contemporary philosophy.
(b) An escape philosophy.
(c) A mature philosophy.
(d) A present philosophy.

3. What was discovered in the 1970s that revealed a natural physical mechanism?
(a) A new sort of planck.
(b) A new sort of timewarp.
(c) A new sort of plane.
(d) A new sort of symmetry.

4. What do the Schrodinger equations assume?
(a) That time runs smoothly everywhere.
(b) That motion is inverse to acceleration.
(c) That speed is a constant.
(d) That force is a product of gravity.

5. What does Hawking think black holes radiate?
(a) Energy.
(b) Heat.
(c) Sound.
(d) Light.

Short Answer Questions

1. Who produced the theory about curved spaces?

2. What famous quote is attributed to physicist John Wheeler?

3. What two things are considered capable of shaping space-time, according to Einstein?

4. What would happen if energy escaped the black hole over time?

5. Who believed they could interpret General Relativity so time had an infinite past and an infinite future?

(see the answer key)

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