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NRC: Glossary -- Background radiation


Background radiation. The natural radiation that is always present in the environment. It includes cosmic radiation which comes from the sun and stars, terrestrial ...

NRC: Backgrounder on Biological Effects of Radiation


Sep 30, 2015 ... This natural radiation that is always present is known as “backgroundradiation. Background levels can vary greatly from one location to the ...

What is Background Radiation? - World Nuclear Association


Naturally-occurring background radiation is the main source of exposure for most ... background radiation gives an annual dose of more than 50 mSv and up.

Definition of Background radiation - MedicineNet


Background radiation: Radiation that comes from environmental sources including the earth's crust, the atmosphere, cosmic rays, and radioisotopes. Natural ...

BBC - GCSE Bitesize: Background radiation


A secondary school revision resource for AQA Additional GCSE Science about atoms, radiation and nuclear radiation.

Background radiation | Define Background radiation at Dictionary.com


Background radiation definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. Look it up now!

Natural background radiation - ANSTO


In Australia people receive about 1.5 - 2.0 'millisieverts' of ionising radiation every year. This is natural background radiation. Low exposure to ionising radiation ...

Where does background radiation come from? | Reference.com


Background radiation mainly comes from natural sources, which include cosmic rays, soil and rocks and living things, according to the BBC. Artificial radiation ...

Background Radiation - Pass My Exams: Easy exam revision notes ...


This radiation is called background radiation. Most of the background radiation the body is exposed to is from natural sources and is called natural background ...

Background Radiation: Definition, Causes & Examples | Study.com


This lesson will define background radiation, explain how it is measured, discuss some of the sources and examples of background radiation, and...

Background radiation - Wikipedia
Background radiation is the ionizing radiation present in the environment. Background radiation originates from a variety of sources, both natural and artificial. More »
background radiation | Define background radiation at Dictionary.com
dictionary.reference.com/browse/background radiation
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