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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 4, Predicting the Future.

Multiple Choice Questions

1. What does Hawking believe we should try to understand?
(a) Gravitational spin.
(b) All philosophy.
(c) Market theory.
(d) The universe.

2. What would happen if energy escaped the black hole over time?
(a) Its fragrance would emit.
(b) Its heat would escape as well.
(c) Its light would fragment.
(d) Its temperature would rise.

3. What did nineteenth century scientists believe space was pervaded by?
(a) Asteroids.
(b) Methane.
(c) Ether.
(d) Time.

4. What does general relativity combine time with space to form?
(a) Four-dimensional space-time.
(b) Five-dimensional warp speed.
(c) Two-dimensional planes.
(d) Three-dimensional physics.

5. What may imaginary time surfaces actually be?
(a) Open planes.
(b) Closed surfaces.
(c) Closed lines.
(d) Curved surfaces.

Short Answer Questions

1. What does Hawking explain particles do not have?

2. What partially restores determinism as a view?

3. When was Einstein born?

4. What characteristic of black holes has been stated as never having been observed?

5. When particles hit p-branes, what are produced?

(see the answer key)

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