Bomb: The Race to Build—and Steal—the World’s Most Dangerous Weapon True or False

1.	The nucleus of a uranium atom usually has a total of 238 protons and neutrons, and is called U-238. However, a small percentage of uranium atoms have _____ protons and neutrons, and this was the uranium used for the first atomic bomb. -> 7 True False
2.	In the initial planning stages, the bomb used a "_____" method of causing a chain reaction to occur. -> gun assembly True False
3.	As opposed to the uranium and plutonium bombs, the H-bomb used what as an energy-producing reaction? -> Fusion True False
4.	What substance did Enrico Fermi use during the Chicago Pile Test to slow down neutrons and thus create a chain reaction in uranium? -> Graphite True False
5.	When U-238 atoms are hit with flying neutrons they absorb the neutrons (instead of splitting), which creates a new element known as what? -> Plutonium True False

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