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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 were Fat Man and Little Boy dropped on in 1945?
(a) Honolulu and Maui.
(b) Paris and London.
(c) Berlin and Kohn.
(d) Hiroshima and Nagasaki.

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

3. What do we need to describe what happens on the edge of the universe?
(a) Finite structures.
(b) Boundary conditions.
(c) Limited perceptions.
(d) Boundary laws.

4. What did Strominger and Vafa postulate in 1996?
(a) That black holes house new worlds.
(b) That black holes are composed of p-branes.
(c) That black holes are empty.
(d) That black holes are composed of f-branes.

5. Why is it important that the sky is dark?
(a) It demonstrates that the dark extends further than the light.
(b) It demonstrates that light hasn't reached every point in the universe.
(c) It demonstrates that the universe must have a light switch.
(d) It demonstrates that the sky is more inclined to darker tones.

Short Answer Questions

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

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

3. What did nineteenth century scientists believe space was pervaded by?

4. If there is a low amount of matter in the universe what will happen?

5. What does the Schrodinger equation specify?

(see the answer key)

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