Meaning Of The Word Van Allen belt
What's the definition of Van Allen belt? Find Van Allen belt meanings, definitions and more at the Real Dictionary online.
Van Allen belt Meaning
| Van Allen belt Definition |
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What's The Definition Of Van Allen belt?
Van Allen belt in American English
noun: either of two regions of high-energy-charged particles surrounding the earth, the inner region centered at an altitude of 2000 mi. (3200 km) and the outer region at an altitude between 9000 and 12,000 mi. (14,500 and 19,000 km) Van Allen belt in British English noun: either of two regions of charged particles above the earth, the inner one extending from 2400 to 5600 kilometres above the earth and the outer one from 13 000 to 19 000 kilometres. The charged particles result from cosmic rays and are trapped by the earth |
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