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The Atomic Bomb The Atomic Bomb

The atomic bomb (slideshare version)

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A PowerPoint that details the creation and usage of the Atomic Bomb.

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Page 1: The atomic bomb (slideshare version)

The Atomic BombThe Atomic Bomb

Page 2: The atomic bomb (slideshare version)

Summary of EffectsSummary of Effects

The atomic bombs that were dropped were the first kind of The atomic bombs that were dropped were the first kind of nuclear weapons that the world had seen. All nuclear nuclear weapons that the world had seen. All nuclear weapons get their destructive power from nuclear weapons get their destructive power from nuclear reactions of fusion, or fission.reactions of fusion, or fission.

Nuclear reactions of fusion happen when two nuclear Nuclear reactions of fusion happen when two nuclear particles collide with each other to create products that particles collide with each other to create products that are different from the orignal particles. are different from the orignal particles.

Fission occurs when the nucleus of an atom is split. When Fission occurs when the nucleus of an atom is split. When this happens, gamma rays are emitted. If fission occurs, this happens, gamma rays are emitted. If fission occurs, high amounts of energy in the form of radiation are high amounts of energy in the form of radiation are released.released.

Page 3: The atomic bomb (slideshare version)

What is the Atomic Bomb Made What is the Atomic Bomb Made From?From?

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Who Created the Atomic Bomb Who Created the Atomic Bomb and When was it Created?and When was it Created?

Named the Manhattan ProjectNamed the Manhattan Project The leader of the Manhattan Project was The leader of the Manhattan Project was

U.S. Army Brigadier General Leslie R. U.S. Army Brigadier General Leslie R. Groves; His team worked under the Groves; His team worked under the direction of American physicist J. Robert direction of American physicist J. Robert OppenheimerOppenheimer

Development of the atomic bomb began in Development of the atomic bomb began in 19421942

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When was the First Bomb When was the First Bomb Dropped?Dropped?

The first atomic explosion was conducted, as The first atomic explosion was conducted, as a test, at Alamogordo, New Mexico, on July a test, at Alamogordo, New Mexico, on July 16, 194516, 1945

August 6, 1945 the US drops first atomic August 6, 1945 the US drops first atomic bomb on Hiroshima, Japan ("Little Boy")bomb on Hiroshima, Japan ("Little Boy")

August 9, US drops second atomic bomb on August 9, US drops second atomic bomb on the city of Nagasaki ("Fat Man")the city of Nagasaki ("Fat Man")

Page 6: The atomic bomb (slideshare version)

Summary of EffectsSummary of Effects

The atomic bomb, called The atomic bomb, called Little Boy, was dropped on Little Boy, was dropped on Hiroshima on August 6Hiroshima on August 6thth, , 1945. More than half of the 1945. More than half of the buildings were destroyed buildings were destroyed in the city. It is estimated in the city. It is estimated that about 70,000 people that about 70,000 people were killed instantly. Also, were killed instantly. Also, by 1946, 90,000-140,000 by 1946, 90,000-140,000 had died due to injuries had died due to injuries and radiation.and radiation. Destruction caused by the atomic bomb

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Pictures from Event/EffectsPictures from Event/Effects

This picture shows the damage and injuries that were suffered by many as a result of the atomic bombs. The energy that was released from the bomb caused severe burns and scarring.

Page 8: The atomic bomb (slideshare version)

Pictures from Event/EffectsPictures from Event/Effects

Little Boy, the bomb that was dropped on Hiroshima

Mushroom cloud that appeared after the atomic bomb was dropped

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Quotation From an ExpertQuotation From an Expert

We knew the world would not be the same. A few We knew the world would not be the same. A few people laughed, a few people cried, most people people laughed, a few people cried, most people were silent. I remembered the line from the Hindu were silent. I remembered the line from the Hindu scripture, the Bhagavad-Gita. Vishnu is trying to scripture, the Bhagavad-Gita. Vishnu is trying to persuade the Prince that he should do his duty and persuade the Prince that he should do his duty and to impress him takes on his multi-armed form and to impress him takes on his multi-armed form and says, "Now I am become Death, the destroyer of says, "Now I am become Death, the destroyer of worlds." I suppose we all thought that, one way or worlds." I suppose we all thought that, one way or another.another.

-J. Robert Oppenheimer-J. Robert Oppenheimer

A response from Oppenheimer, mastermind behind the atomic bomb, after being interviewed about his creations.

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Statistics of the BombStatistics of the Bomb

Blue= Death TollRed= Injuries

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Why was the Atomic Bomb Why was the Atomic Bomb Dropped?Dropped?

To save Americans soldiers livesTo save Americans soldiers livesOptions were to invade Japan or drop atomic Options were to invade Japan or drop atomic

bombsbombsInvasion of Japan had casualty numbers Invasion of Japan had casualty numbers

of 500,000 to 1 million soldiers of 500,000 to 1 million soldiers killed/woundedkilled/wounded

Fierce house-to-house combatFierce house-to-house combatAtomic bomb losses projected at Atomic bomb losses projected at

American aircrewAmerican aircrewDecision made by President Harry S. TrumanDecision made by President Harry S. Truman

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Negative side to to the Atomic Negative side to to the Atomic Bomb (people’s opinions)Bomb (people’s opinions)

People thought the bomb was not dropped People thought the bomb was not dropped on European enemies but on people of a on European enemies but on people of a nonwhite racenonwhite race

“ “ A few scholars, notably Gar Alperovitz, A few scholars, notably Gar Alperovitz, have further charged that the atomic have further charged that the atomic holocaust at Hiroshima and Nagasaki was holocaust at Hiroshima and Nagasaki was not the final shot of World War II but the first not the final shot of World War II but the first salvo in the cold war.”salvo in the cold war.”

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Who Delivered the Atomic Bomb?Who Delivered the Atomic Bomb?

The USS Indianapolis The USS Indianapolis Delivered parts of “Little Boy” on July 30, Delivered parts of “Little Boy” on July 30,

1945 in a Top Secret mission1945 in a Top Secret missionDropped 2 weeks laterDropped 2 weeks later

Torpedoed by Japanese submarineTorpedoed by Japanese submarine300 killed on impact300 killed on impact900 sailors went into the Pacific for over 900 sailors went into the Pacific for over

5 days5 days321 survived to be rescued321 survived to be rescued

4 later died in the hospital4 later died in the hospital