1. What scientist wrote a letter to President Roosevelt telling him of the potential of an atomic bomb?

2. What was the name of the secret project in the United States to develop an atomic bomb?

3. Where was the first atomic bomb exploded?

4. How much money did the United States government invest into the making of the atomic bomb?

5. What president made the decision to use the atomic bomb against Japan in World War II?

6. Why did the United States decide to drop the bomb rather than invade Japan with soldiers?

7. What Japanese city was the atomic bomb first dropped on?

8. What was the nickname of the bomb that was dropped on Nagasaki?

9. What scientist and leader of the atomic bomb research team is considered the father of the atomic bomb?

10. True or false: The American scientists were scared when they saw that their bombed worked as expected.