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Who had the idea for the atomic bomb?

Who had the idea for the atomic bomb?

A discovery by nuclear physicists in a laboratory in Berlin, Germany, in 1938 made the first atomic bomb possible, after Otto Hahn, Lise Meitner and Fritz Strassman discovered nuclear fission.

What were the alternatives to the use of the atomic bomb?

President Truman had four options: 1) continue conventional bombing of Japanese cities; 2) invade Japan; 3) demonstrate the bomb on an unpopulated island; or, 4) drop the bomb on an inhabited Japanese city.

Why did America drop the atomic bomb on Japan essay?

The atomic bombs were used for political reasons and as a manner of getting Japan to surrender. The USSR was planning to enter the pacific war against Japan a month after VE Day. But America wanted to end the war before Russia can enter in order to stop them from taking Japan and spread communism.

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Why the atomic bomb was necessary?

The bomb might speed the end of the war without an invasion and without taking the risks the other options presented. Truman’s guiding motive was to force a surrender at the earliest possible moment to save American lives. The precise number of lives was not a concern; he wanted to reduce American casualties to zero.

How many lives did the atomic bomb kill?

80,000 people

How many lives were saved by dropping the atomic bomb?

Ten Million Lives

Why didnt US bomb Tokyo?

The U.S. likely did not target Tokyo for the atomic bomb strikes as it was the seat of the Emperor and the location of much of the high ranking military officers. Inclement weather kept the Bockscar from dropping the second atomic bomb on Kokura.

What were the 3 atomic bombs called?

In July 1945 the United States had produced enough fuel for three complete bombs—“Gadget” (plutonium), “Little Boy” (uranium), and “Fat Man” (plutonium)— with almost enough plutonium left over for a fourth.

Which was more powerful Fatman and Little Boy?

More videos on YouTube The Fat Man produced an explosion of about 21 kilotons. The B83? 1.2 megatons, equaling 1,200,000 tons of TNT, making it 80 times more powerful than the Little Boy.

How long would radiation from a nuclear bomb last?

Seven hours after a nuclear explosion, residual radioactivity will have decreased to about 10 percent of its amount at 1 hour, and after another 48 hours it will have decreased to 1 percent.

Is maralinga still radioactive?

Aside from a few feral camels loping nearby, it is still and silent. A 1952 file photo of a radioactive warning sign Maralinga village in South Australia in 1952. But on Oct. 4 1956, a “nuclear land mine” was detonated here, tearing a crater 140 feet (42 metres) wide and 70 feet (21 metres) deep into the earth.

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What material can survive a nuclear bomb?

Blast shelters provide the most protection, but not even they can survive a direct hit from a nuclear bomb. Once you survive the initial blast, you’re going to want as much dense material — concrete, bricks, lead, or even books — between you and the radiation as possible.

Can you survive a nuclear blast in a fridge?

GEORGE LUCAS IS WRONG: You Can’t Survive A Nuclear Bomb By Hiding In A Fridge. “The odds of surviving that refrigerator — from a lot of scientists — are about 50-50,” Lucas said. But science has spoken, and it says something a little different.

Can a nuclear bomb destroy diamond?

TLDR; No. Diamond has a compressive strength of 110 GPa[1]. But the diamond is sure to get destroyed by heat from the nuclear core as it can reach about 1 million Kelvin[3]and diamond has an ignition temperature of ~ 1500 K[4].

Can you survive a nuclear bomb in a basement?

He added that, depending on your distance from the blast, you might get 10 to 15 minutes to move to a better shelter — ideally, a windowless basement, where soil and concrete can help block a lot of radiation. But it’s best to hunker down in your blast shelter if you’re unsure whether it’s safe to move, he said.

How deep does a bunker have to be to survive a nuke?

3 feet