1. The first atomic bomb was made in America.

2. Hiroshima was nearly obliterated by the atomic bomb.

3. The city was hit by an atomic bomb.

4. The first explosion of the atomic bomb prophesied of change and a new age.

5. Scientists first conceived the idea of the atomic bomb in the 1930's.

6. In 1949 the USSR exploded its first atomic bomb.

7. This is the essence of an atomic bomb.

8. This impasse applied especially to the atomic bomb.

9. It soon developed the atomic bomb.

10. The Enola Gay dropped the first atomic bomb on Hiroshima at 8: 15 in the morning of August 6, 1945.

11. U.S. policymakers eliminated both points, however, once the atomic bomb was tested.

11. try its best to collect and make good sentences.

12. For comparison, the atomic bomb explosions that devastated Hiroshima and Nagasaki were about 20 kilotons each.

13. Then came the successful test of the first atomic bomb.

14. He was, for example, totally ignorant of the atomic bomb project.

15. The United States might have created the atomic bomb in hundreds of different ways.

16. A star marks the epicentre of the atomic bomb dropped in 1945.

17. The atomic bomb had the great advantage of being cheaper than mass armies-and much quicker.

18. Sodom and Gomorrah were destroyed by an atomic bomb.

19. Only the President could authorize the use of the atomic bomb.

20. The city of Hiroshima was laid flat by the first atomic bomb on August 6(), 1945.

21. Almost all buildings were leveled to the ground by the atomic bomb.

22. Far sooner than anyone thought possible, the Russians exploded an atomic bomb.

23. Scientists transmuted matter into pure energy and exploded the first atomic bomb.

24. These were the days of ducking and cowering under our desks to survive a direct hit from an atomic bomb.

25. He had led the team that developed the Soviet Union's atomic bomb and had begun seeking peaceful applications of nuclear power.

26. He was a spy for the Soviets in Los Alamos, during the atomic bomb project.

27. Much controversy has surrounded Truman's decision to use the atomic bomb.

28. The final decision of where and when to use the atomic bomb was up to me.

29. Above all, the United States had a monopoly on the atomic bomb.

30. On September 23, 1949, Truman declared that the Soviets had detonated an atomic bomb.

1. The first atomic bomb was made in America.

2. Hiroshima was nearly obliterated by the atomic bomb.

3. Only the President could authorize the use of the atomic bomb.

4. The first explosion of the atomic bomb prophesied of change and a new age.

31. An atomic bomb can annihilate a city.

32. A street scene showing atomic bomb damage in Hiroshima.

33. An atomic bomb is handled with kid gloves.

34. Why the United States drop the atomic bomb Nagasaki?

35. Soviet Union tests atomic bomb in Arctic Circle.

36. A thermobaric bomb can create overpressures equal to an atomic bomb.

37. ON Aug. 9, 1945, my great-uncle was out fishing in the Pacific, far enough away from Nagasaki, Japan, that he missed the immediate impact of the atomic bomb dropped by the Americans that day.

38. The full effect of a single atomic bomb could be fairly judged to-night as reports of the attack on Hiroshima came in from Allied sources.

39. American physicist who directed the project at Los Alamos that developed the first atomic bomb ( 1904 - 1967 ).

40. Under that general policy, research on the atomic bomb was begun.

41. The Hiroshima Fire Department lost its only ladder truck when its West Side main fire station was destroyed by the blast and fire of the atomic bomb, 1,200 m (4,000 ft) from ground zero. (U. S.

42. Groups of sunspots forewarn of gigantic solar storms that can unleash a billion times more energy than an atomic bomb.

43. The atomic bomb is the offspring of twentieth century physics.

44. That first experimental chain reactor was the key to the atomic bomb, and the key to peaceful uses of atomic energy.

45. The first stage from 1955 to 1978, the success has developed the atomic bomb, the hydrogen bomb and the nuclear-powered submarine, has established a set of quite complete nuclear industry system.

46. In the summer of 1949, the USSR had detonated an atomic bomb.

47. An atomic bomb uses conventional explosives to slam together two lumps of fissionable material, usually uranium-235 or plutonium-239.

48. Q: Could an atomic bomb destroy our beloved town,Yerevan, with its splendid buildings and beautiful gardens ?

49. The laboratory was created during World War II to develop the first atomic bomb for the Manhattan Project and houses highly sensitive materials.

50. The Japanese city of Hiroshima is marking the 65th anniversary of the world's first atomic bomb attack.

51. When an atomic bomb was dropped from an American plane on Hiroshima, Japan, newspapers and radio stations all over America told of the test of the bomb in New Mexico.

52. To make an atomic bomb we have to use uranium 235, in which all the atoms are available for fission.

53. The United States and Britain appear to be in a conspiracy of silence about the atomic bomb tests.

54. Japan has been hit with an atomic bomb 2, 000 times more powerful than the ten-tonners dropped by the R.A.F. on Germany.

55. Qian also participated in the Manhattan Project, which developed the first atomic bomb.

56. The Hiroshima Fire Department lost its only ladder truck when its West Side main fire station was destroyed by the blast and fire of the atomic bomb, 1,200 m (4,000 ft) from ground zero.

57. Major-General Amos Yadlin said this does not mean that Iran actually has an atomic bomb, but that it has the expertise and materials needed to build one.

58. We won the race for the atomic bomb by harnessing the genius of scientists fleeing Europe, such as the Hungarian Edward Teller, the Italian Enrico Fermi, and, of course, the German Albert Einstein.

59. Glauber worked on the atomic bomb from 1944 to 1946, and graduated summa cum laude from Harvard College in 1946.

60. A hydrogen bomb has a built-in atomic bomb, which is needed to trigger the fusion reaction.

61. Could an atomic bomb destroy our beloved town,Yerevan, with its splendid buildings and beautiful gardens ?

62. Co-pilot of the Enola Gay, the B-29 Superfortress bomber that dropped the first atomic bomb.

63. The atomic bomb is characterized by the grave injuries caused by radioactivity.

64. On August sixth, nineteen forty-five, the first atomic bomb fell on the city of Hiroshima. Three days later, a second A-bomb fell on the city of Nagasaki.

65. Caption :A street scene showing atomic bomb damage in Hiroshima.