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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. How old was Robert Oppenheimer when he first voted in a presidential election?
(a) 36.
(b) 26.
(c) 41.
(d) 32.

2. On what date did Robert Oppenheimer and Leslie Groves first visit the Los Alamos Ranch School to examine it as a site for testing?
(a) October 21, 1939.
(b) October 8, 1942.
(c) November 16, 1942.
(d) December 18, 1942.

3. Why did Winston Churchill and Franklin Roosevelt agree to combine their resources and work on atomic weapons in the United States?
(a) Because Britain was inundated with Soviet spies.
(b) Because Britain was about to ally with Germany.
(c) Because Britain was under attack from German bombers.
(d) Because the United States had the advantage of top scientists.

4. When was Robert Oppenheimer born?
(a) May 22, 1908.
(b) November 1, 1914.
(c) December 11, 1910.
(d) April 22, 1904.

5. Where was Richard Feynman studying when he joined the Los Alamos project?
(a) Harvard University.
(b) The University of Chicago.
(c) The University of California, Berkeley.
(d) Princeton University.

Short Answer Questions

1. On what date was Albert Einstein's letter to the U.S. President warning of Germany's development of an atomic bomb delivered?

2. How many neutrons are contained in the nucleus of a normal hydrogen atom?

3. When was Ruth Werner sent to Britain to set up a network of informants to the Soviet Union?

4. Who was Robert Oppenheimer's date whom the author describes him abandoning in "Skinny Superhero"?

5. What illness was responsible for Franklin Roosevelt's adult disability?

(see the answer key)

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