Topic: Use Of Radioactivity
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Answers to Common Questions
What is Radioactivity?
Radioactivity is tendency of some elements to emit radio waves such as Alpha, Beta & Gamma. Such elements are said to be radioactive. Thorium is an example. Read More »
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What is Radioactive?
Substances that are radioactive emit radiation from the instability of atomic nuclei or as a result of a nuclear reaction. It can also be said that a substance is radioactive by its composition. Read More »
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How is Radioactive Dating Performed?
Because radioactive nucleus are not affected by any outside environmental force, they will decay at a steady and predictable rate. By measuring how an isotope had decayed scientist are then able to determine the age of an item. Read More »
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Answers to Other Common Questions
Henri Becquerel, a French scientist, discovered radioactivity in 1896. Despite what was said to be a failed experiment, he decided to continue and surprisingly, it was a success. You can find more information here: http://www.lbl.gov/abc/wa...
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Radioactive material are things that give off radiation. Some radiation is used for good, in medicine and energy. Too much radiation can poison people. For more information, look here: http://www-esh.fnal.gov/FRCM/Ch04/Ch04.p...
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Radioactive elements are elements that have an unstable nucleus. When the nuclei are considered unstable they radiate alpha, beta, and gamma radiation and is converted into a stable element. Elements are considered radioactive if they are e...
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Radioactive Isotopes are chemical elements having an unstable nucleus subject to decay. This instability can be caused either naturally or synthetically. Some modern beneficial uses of radioactive isotopes include food irradiation, pest con...
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Radioactive waste the the finished product after some laboratory or commercial process is completed. Radioactive waste emits energy as rays.
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Some elements that are radioactive are technetium, promethium, polonium, astatine, and radon. Others include francium, radium, actinium, thorium, protactinium, uranium, neptunium, plutonium, and curium. For more information, look here: http...
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A radioactive element is one that emits alpha, gamma or beta rays spontaneously. In other words, a radioactive element will decay with a release of energy. They are unstable elements that release radiation.
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