The Universe in a Nutshell Test | Mid-Book Test - Medium

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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. If there is a low amount of matter in the universe what will happen?
(a) The universe will stop expanding in two span.
(b) The universe will expand forever.
(c) The universe will never expand.
(d) The universe will explode.

2. Because of the curvature of space-time, how do paths appear to bend?
(a) As if moved by gravity.
(b) As if moved by a field.
(c) As if moved by a plane.
(d) As if moved by magnets.

3. How did physicists respond to Hawking and Penrose's work?
(a) They disliked the idea.
(b) They were mystified.
(c) They were delighted.
(d) They were insanely horrified.

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

5. What does the universe's real-time history determine, according to Hawking and Hartle?
(a) Its fictional time history.
(b) Its imaginary time history and vice versa.
(c) Its historical fictions.
(d) Its third-eye time history.

Short Answer Questions

1. What does Hawking believe we should try to understand?

2. What may the universe not have, given quantum mechanics?

3. What were Fat Man and Little Boy dropped on in 1945?

4. What theory of Einstein's contradicted Newton's law of gravity?

5. What may the no boundary condition imply?

Short Essay Questions

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

2. What does the E = mc2 equation show?

3. What did Einstein do in 1905 that launched him to the top of the scientific community?

4. Describe imaginary time.

5. Why can't we coherently ask why the universe is the way it is?

6. What is considered to be expanding in our universe, and why does Hawking think this is beneficial?

7. What new sort of symmetry was discovered in the 1970s?

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

9. What is vacuum energy?

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

(see the answer keys)

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