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This quiz consists of 5 multiple choice and 5 short answer questions through Chapter 7, Brane New World.

Multiple Choice Questions

1. What does examining smaller distances require in physics?
(a) More force than exists in black holes.
(b) More mass than exists in black holes.
(c) More gravity than exists in black holes.
(d) More energy than exists in black holes.

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

3. What are cosmic strings?
(a) Sections of space divided into tiny lines.
(b) Planes with narrowly etched furrows.
(c) Objects with length but tiny cross sections.
(d) Points between which waves connect.

4. How does Hawking describe exploring the galaxy?
(a) Slow and easy.
(b) Fast and furious.
(c) Quick and methodical.
(d) Slow and tedious.

5. Who predicts that brane world could appear as bubbles?
(a) Vafa.
(b) Strominger.
(c) Humunus.
(d) Heisenberg.

Short Answer Questions

1. What did this theory of curved spaces help Einstein and Marcel Grossman to do?

2. What human conceptions did Einstein's papers change?

3. What does Hawking think is beneficial concerning matter?

4. What does Hawking claim might permeate all of space-time at higher dimensions?

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

(see the answer key)

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