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This quiz consists of 5 multiple choice and 5 short answer questions through "On the Cliff" – "High Concentration".

Multiple Choice Questions

1. Where was Donald Hornig studying chemistry when he was offered a confidential job by his lab instructor?
(a) The University of Chicago.
(b) The University of California, Berkeley.
(c) Harvard University.
(d) Princeton University.

2. Who was the U.S. President in July of 1939?
(a) Franklin D. Roosevelt.
(b) Theodore Roosevelt.
(c) Harry Truman.
(d) Dwight Eisenhower.

3. What is the atomic number of uranium?
(a) 72.
(b) 92.
(c) 96.
(d) 180.

4. On what date was Albert Einstein's letter to the U.S. President warning of Germany's development of an atomic bomb delivered?
(a) April 22, 1938.
(b) September 1, 1939.
(c) November 1, 1939.
(d) October 11, 1939.

5. What does "blitzkrieg" translate to in English?
(a) "Ghost war."
(b) "Secret war."
(c) "Lighting war."
(d) "Atomic war."

Short Answer Questions

1. What alias did Ruth Werner use in Oxford, England?

2. Where did Harry Gold travel to deliver the lab information to Soviet spies, according to the author in "Tradecraft"?

3. What was the actual name of the training school nicknamed by the Germans as the "International Gangster School"?

4. How old was Colonel Leslie Groves when he was selected to oversee the bomb project?

5. Who was the Secretary of War that wrote to the school director of the Los Alamos Ranch School to inform him of its acquirement for military purposes?

(see the answer key)

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