Atomic bomb war

NUCLEARNUCLEARWEAPONWEAPON

Why people want to develop Why people want to develop nuclear weapons?nuclear weapons?

They were made for National Defense.They were made for National Defense. For intimidating other countriesFor intimidating other countries It is a statement of development and powerIt is a statement of development and power

The Atomic BombThe Atomic Bomb

The history of nuclear weaponsThe history of nuclear weapons

•Scientist discovered how Scientist discovered how to create a chain reaction to create a chain reaction

in the 1930s.in the 1930s.•Robert Oppenheimer led Robert Oppenheimer led an operation known as an operation known as

The “Manhattan Project.”The “Manhattan Project.”

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

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

ATOMIC BOMBATOMIC BOMB

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

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 ProjectThe leader of the Manhattan Project The leader of the Manhattan Project

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

Development of the atomic bomb Development of the atomic bomb began in 1942began in 1942

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Little Boy

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")

The destruction of The destruction of Hiroshima/NagasakiHiroshima/Nagasaki

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Before After

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Pictures from Event/EffectsPictures from Event/Effects

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