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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 6, Our Future?, Star Trek or Not?.

Multiple Choice Questions

1. Whom did Einstein later marry after his first marriage fell apart?
(a) His sister's friend Eleanor.
(b) His friend Margaret.
(c) His cousin Elsa.
(d) His brother's sister Mary.

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

3. What does Hawking think is beneficial concerning matter?
(a) Matter is converted into weight.
(b) Mass is converted into matter from gravitational fields.
(c) Matter is converted into energy from periscopal fields.
(d) Energy is converted into matter from gravitational fields.

4. What may be a law of nature?
(a) Inflation.
(b) Lifestyle.
(c) Decompression.
(d) Condensation.

5. What kind of energy density might an advanced civilization be able to create?
(a) An energy density infinite on a level ground.
(b) An energy density finite on a time boundary.
(c) An energy density infinite on a spatial boundary.
(d) An energy density finite on a spatial plane.

Short Answer Questions

1. How could this energy density be created?

2. What is doubling its computational power every eighteen months?

3. According to Hawking, what lies ahead in the future if no great disaster occurs?

4. How do most discussions of time travel begin?

5. How did physicists respond to Hawking and Penrose's work?

(see the answer key)

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