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how far does radiation travel after a nuclear bomb

how far does radiation travel after a nuclear bomb插图

50 miles

How much territory can a nuclear bomb destroy?

Its shock wave was felt by the people as far away as 692 km, while window glasses up to 900 km were shattered. Depending on its impact radius, even a Tsar bomb cannot destroy a whole country. Only a small country such as Vatican City or Monaco with land areas of 44 ha and 202 ha respectively can be completely destroyed using a nuclear weapon.

What would happen if all the nuclear bombs were detonated?

This ‘aerosol’ of particles would reduce the amount of heat reaching the surface from the Sun, producing a so-called nuclear winter with huge environmental impact. The nuclear explosion would also unleash a pulse of electromagnetic energy that would wreck everything from national power grids to microchips around the world.

How many miles will a nuclear bomb effect?

to be specific, a 20 mt warhead (the largest in russia’s arsenal) would send lethal radiation about 3 miles, almost all buildings and many people would be killed by blast effects up to 4 miles away, and third degree burns (the most serious) would be inflicted on people in direct line of the blast up to 24 miles away (see the table below, taken …

How much damage can a nuclear bomb cause?

The UN Office for Disarmament Affairs agrees that one nuclear bomb “can destroy a whole city, potentially killing millions, and jeopardizing the natural environment and lives of future generations through its long-term catastrophic effects”. How does a nuclear attack unfold?

How does radionuclide affect the body?

These radionuclides interact with internal cells and tissues, which increases the risk of harmful health effects. When radionuclides are ingested, they can change the structure of cells, which is one of the ways people can develop cancer. The health risks from fallout have been described in many studies. One example is the Federal Radiation …

What happens when a nuclear detonation occurs?

When a nuclear detonation occurs, people, plants, and animals can be exposed to the fallout in several ways . Livestock may eat contaminated plants or drink contaminated water. People who then eat this livestock will then still experience internal contamination, in which radioactive material ends up inside of our bodies, despite not consuming contaminated plants or water directly.

What are some examples of external exposure?

The radioactive dust that settles on the environment around us is an example of potential external exposure. Radionuclides that emit alpha and beta particles would pose a lower external exposure threat because they do not travel very far in the atmosphere and are not as penetrating as more energetic radiation.

How long does radioactive fallout last?

Some stay in the environment for a long time because they have long half-lives, like cesium-137, which has a half-life of 30.17 years. Some have very short half-lives and decay away in a few minutes or a few days, like iodine-131, …

What is the term for the particles that fall back down to Earth?

The particles that are swept up into the atmosphere and fall back down to Earth are called fallout. Fallout can circulate around the world for years until it gradually falls down to Earth or is brought back to the surface by precipitation. The path of the fallout depends on wind and weather patterns. On this page:

How far do nuclear bombs go into the atmosphere?

Detonating nuclear weapons above ground sends radioactive materials as high as 50 miles into the atmosphere. Large particles fall to the ground near the explosion-site, but lighter particles and gases travel into the upper atmosphere.

What happens after a nuclear explosion?

After a nuclear explosion, debris and soil can mix with radionuclides. This mixture is sent up into the air and then falls back to Earth. It is called fallout and it typically contains hundreds of different radionuclides.

What is a nuclear blast?

A nuclear blast, produced by explosion of a nuclear bomb (sometimes called a nuclear detonation), involves the joining or splitting of atoms (called fusion and fission) to produce an intense pulse or wave of heat, light, air pressure, and radiation. The bombs dropped on Hiroshima and Nagasaki, Japan, at the end of World War II produced nuclear blasts.

Do I need to take potassium iodide (KI) if there is a nuclear blast?

Local emergency management officials will tell people when to take KI. If a nuclear incident occurs, officials will have to find out which radioactive substances are present before recommending that people take KI. If radioactive iodine is not present, then taking KI will not protect people. If radioactive iodine is present, then taking KI will help protect a person’s thyroid gland from the radioactive iodine. Taking KI will not protect people from other radioactive substances that may be present along with the radioactive iodine.

Where can I get more information?

For more information about radiation and emergency response, see the Centers for Disease Control and Prevention’s website at emergency.cdc.gov or contact the following organizations:

How long does it take to die from exposure to radiation?

Exposure to very large doses of external radiation may cause death within a few days or months.

What happens when radioactive material from nuclear devices cools?

As this vaporized radioactive material cools, it becomes condensed and forms particles, such as dust. The condensed radioactive material then falls back to the earth; this is what is known as fallout.

How long does it take for radiation to cause death?

Exposure to very large doses of external radiation may cause death within a few days or months. External exposure to lower doses of radiation and internal exposure from breathing or eating food contaminated with radioactive fallout may lead to an increased risk of developing cancer and other health effects.

How does a nuclear blast affect a person?

The effects on a person from a nuclear blast will depend on the size of the bomb and the distance the person is from the explosion. However, a nuclear blast would likely cause great destruction, death, and injury, and have a wide area of impact. In a nuclear blast, injury or death may occur as a result of the blast itself or as a result …