how long was hiroshima uninhabitable


Why Worry About Fukushima When Hiroshima and Nagasaki Are …

How long was it unsafe to live in Hiroshima and Nagasaki after the …

At most, a few weeks, though neither city was unihabited following the bombings. This may have been due in part to the fact that no oneespecially the Japanese had much of an understanding of the dangers of radiation. Both bombs were detonated at altitude to maximize the blast effect. This had the …

17 Answers – Why were Nagasaki and Hiroshima habitable after …

A halflife determines how long something will remain radioactive. In essence, the contamination at Chernobyl is more, and from a radiation perspective, different when compared to the contamination at Hiroshima and Nagasaki. With a major difference being that the contamination at Chernobyl is more longer lived.

Why Worry About Fukushima When Hiroshima and Nagasaki Are …

The atomic bomb that detonated over Hiroshima used Uranium235, while the Nagasaki bomb had Plutonium239. The halflife of U235 is 700 million years, while that of Pu239 is 24,000 years. In other words, once on the ground, they will be there for a very long time.

Nuclear physics – Why can Hiroshima be inhabited when Chernobyl …

Thus, it would be important that the area bombed does not remain uninhabitable long after the two sides make peace (Ok, that’s my own speculation, but I think it’s a nice ideal to work with). A nuclear reactor is based on the idea of producing low amounts of power using a controlled and sustained nuclear …

If nuclear fallout lasts thousands of years, how did Hiroshima and …

Doesn’t the area stay radioactive and uninhabitable for thousands of years? — Dawna Boehmer, via the Internet … The bombs that destroyed Hiroshima and Nagasaki produced their share of residual radiation, but it didn’t stick around long , for two reasons. First, both bombs were detonated more than 500 …

How long afterwards were Hiroshima and Nagasaki uninhabitable due …

I’ve always heard that the sites of nuclear explosions were to be avoided for a very long time. I understand those two bombs were low yield compared to today’s , but still, I would feel weird visiting those places today.

How long did it take Hiroshima and Nagasaki to become habitable …

A rumor widespread among Japanese civiliansevidently based on comments made by an American science writer in an interview published shortly after the bombingsheld that Hiroshima and Nagasaki would be uninhabitable for 70 or 75 years. To quell such talk, American military leaders held a press …

Are Nagasaki And Hiroshima Still Radioactive? – Zidbits

During WW2, the U.S. dropped not one, but two nuclear bombs on cities within Japan. These bombs, despite being relatively weak when compared to modern nuclear weapons, did considerable damage to the cities of Nagasaki and Hiroshima. It inspired one reader to ask, “Are Nagasaki and Hiroshima still …

Why Can People Live in Hiroshima and Nagasaki Now, But Not …

When he exploded as planned nearly 2000 feet above Hiroshima, about two pounds of uranium underwent nuclear fission as it released nearly 16 kilotons of explosive force. Since Hiroshima was on a plain, Little Boy caused immense damage. Estimates vary but it is believed that approximately 70,000 …

Why is Hiroshima and Nagasaki inhabitable after the nuclear …

When you fission atoms, the waste products are what cause contamination. The Hiroshima and Nagasaki bombs fissioned less than 1% of their fuel. As a result there was very little contamination, and most of it got spread into the atmosphere and dispersed. This would keep residual contamination low …

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