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

Multiple Choice Questions

1. How long did Bohr estimate it would take to produce one gram of U-235?
(a) They could do it instantly
(b) Ten years
(c) A century
(d) 26,000 years

2. To what does Bohr compare fission?
(a) Alchemy
(b) Magic
(c) Cooking
(d) An hourglass

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

4. At the beginning of the play, who is visiting whom?
(a) Bohr is visiting Margrethe
(b) Heisenberg is visiting Bohr
(c) Bohr is visiting Heisenberg
(d) Margrethe is visiting Bohr

5. What segment of the population, important to Heisenberg and Bohr, has fled Germany because of the Nazis?
(a) Apolitical scientists
(b) Jewish writers
(c) Jewish scientists
(d) Conscientious objectors

Short Answer Questions

1. What was Bohr and Heisenberg’s collaboration called?

2. What does Bohr claim that Heisenberg never totally accepted?

3. Given Bohr’s conception of their work, what does Margrethe thus claim that Heisenberg can’t see?

4. What is Heisenberg currently teaching?

5. How does Heisenberg propose that Bohr protect himself?

(see the answer key)

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