Atomic Bomb

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Across
  1. 3. Country where the bombs were made.
  2. 5. Operation to invade Japan if the bombs were not dropped.
  3. 9. Name of first test atomic bomb.
  4. 10. Side affect of the radiation from the bombs.
  5. 11. Soviet leader during the end of World War II.
  6. 13. Where the first test drop of the atomic bomb was.
  7. 15. The leader of the Manhattan Project.
  8. 18. Japanese city attacked after Hiroshima.
  9. 19. Month the bombs were dropped on Japan.
  10. 20. Declaration signed by Japan to end WW2.
Down
  1. 1. Physicist who sent a letter to Roosevelt about atomic bombs.
  2. 2. President who authorized atomic bombs in Japan.
  3. 4. Type of bombs created.
  4. 6. Atomic bomb dropped on Hiroshima.
  5. 7. Date of the Hiroshima bombing.
  6. 8. Nickname for the bomb dropped on Nagasaki.
  7. 12. First atomic bomb dropped on Japan.
  8. 14. Injury caused by the bombing.
  9. 16. Type of scientist that invented the bombs.
  10. 17. Research program for the atomic bomb.