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This quiz consists of 5 multiple choice and 5 short answer questions through Act 2.

Multiple Choice Questions

1. When was the last time Heisenberg had seen the Bohrs?
(a) Four years earlier
(b) Nobody remembers
(c) Ten years earlier
(d) Two years earlier

2. What uranium isotope is most common?
(a) U-238
(b) U-17
(c) U-235
(d) U-2

3. What does Margrethe claim ‘finished’ Heisenberg?
(a) A cloud chamber
(b) Schrödinger’s cat
(c) His own stubbornness
(d) Bohr’s work on fission

4. What does Bohr claim about Heisenberg’s attitude towards the bomb?
(a) He never assumed anything
(b) He never calculated anything
(c) He went too slow
(d) He went too fast

5. What does one need to fission the most common uranium isotope?
(a) Regular neutrons
(b) Fast neutrons
(c) Fast protons
(d) Regular protons

Short Answer Questions

1. What explanation does Bohr give for the number of Heisenberg’s coveted object in Germany?

2. Why is Heisenberg not in touch with the English physicists?

3. Where were Heisenberg’s rooms in 1924?

4. When did Heisenberg try and fail to see the Bohrs for the first time?

5. How does Heisenberg refer to Weizsacker?

(see the answer key)

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