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This test consists of 5 multiple choice questions, 5 short answer questions, and 10 short essay questions.

Multiple Choice Questions

1. Who produced the theory about curved spaces?
(a) Professor Marx.
(b) Georg Reimann.
(c) George Markowitz.
(d) Harvey Dent.

2. What did Einstein suggest concerning the speed of light?
(a) Light is dependent on time.
(b) Light is dependent on motion.
(c) Light is independent of motion.
(d) Light is independent of time.

3. Because galaxies are not far apart, fifteen billion years ago what might have occurred?
(a) An earthquake.
(b) A solar system was reduced to ten atoms.
(c) A light was turned on.
(d) A "Big Bang."

4. What do string theories most notably lack?
(a) Numbers.
(b) Dimensions.
(c) Proofs.
(d) Infinities.

5. What is thought to expand at an accelerating rate in our universe?
(a) Scope.
(b) Matter.
(c) Light.
(d) Reach.

Short Answer Questions

1. Dirac's discoveries were difficult to reconcile with what?

2. What did Penrose and Hawking demonstrate concerning General Relativity?

3. What does Hawking think is beneficial concerning matter?

4. What is vacuum energy's force inverse to?

5. What did Hawking and Hartle believe the universe may not have?

Short Essay Questions

1. Who worked on quantum mechanics in the 1920s, and what discovery was made?

2. What idea about the galaxies did Einstein never take seriously?

3. Why do ground state fluctuations have serious effects on the quantum theory of gravity?

4. What was considered the foundation of a TOE and why did it go out of fashion?

5. What did Penrose and Hawking's theory have to say about the universe's history?

6. Describe imaginary time.

7. What was the bedrock of relativity theory, and what did it imply?

8. What was the "ether" theory?

9. What does Hawking believe the possibility of intelligent beings' existence depends on?

10. What is space-time?

(see the answer keys)

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