4. What was unique about the game of cards that Heisenberg recalls?
(a) They both lost a lot of money
(b) Heisenberg won
(c) They both won a lot of money
(d) Bohr won

5. What metaphor does Margrethe use for their unanswered questions?
(a) Table tennis
(b) Books
(c) Ghosts
(d) Skiing

6. What does Heisenberg imply Weizsacker might have told Bohr?
(a) He needs to flee Denmark
(b) He would find protection at the German embassy
(c) He must hide his work from Margrethe
(d) Heisenberg wants to make amends

7. How does Heisenberg propose that Bohr protect himself?
(a) De-bug his home
(b) Flee the country
(c) Make friends at the Embassy
(d) Come to Germany

8. Where is Heisenberg currently working?
(a) Leipzig
(b) Berlin
(c) Copenhagen
(d) Munich

9. What animal did Schrödinger use in his example?
(a) A dog
(b) A mouse
(c) A rat
(d) A cat

10. Why does Bohr think that scientists are still working on fission?
(a) His early work was erroneous
(b) There is magic in it
(c) There is a lot left to be discovered
(d) He does not think that they are working on it

11. What is the name of the Bohr’s son who features most prominently in the play?
(a) Sven
(b) Christian
(c) Niels
(d) Wilhelm

12. Who accompanied Heisenberg on his 1947 trip to Copenhagen?
(a) A British intelligence minder
(b) His wife
(c) A Gestapo officer
(d) His son

13. How does Heisenberg characterize Bohr?
(a) As a father
(b) As a failure
(c) As a husband
(d) As a drunk

14. How old are the characters during the play?
(a) It is unclear
(b) Middle age
(c) Old age
(d) They are dead

15. What is Heisenberg currently teaching?
(a) Nuclear physics
(b) He is not teaching
(c) Fission
(d) Theoretical physics