Difference between revisions of "Angstrom"
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(Scientists use the length of the wave (the distance between peaks) to define the energy of the radiation. Astronomers measure this length in "angstroms," a unit of measure equal to 1 hundred-millionth) |
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| − | An angstrom (symbol ''Å'') is a unit of [[length]] equivalent to one | + | An '''angstrom''' (symbol ''Å'') is a unit of [[length]] equivalent to one ten-billionth of a meter (1×10<sup>−10</sup> m). It is named after [[Sweden|Swedish]] physicist Anders Jonas Ångström. The angstrom is most typically used to measure the size of [[atoms]], as well as the wavelengths of [[electromagnetic radiation]]. |
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==External links== | ==External links== | ||
| − | *[http://liftoff.msfc.nasa.gov/academy/universe/angstrom.html What Is an Angstrom?] | + | *[http://liftoff.msfc.nasa.gov/academy/universe/angstrom.html What Is an Angstrom?] |
| − | + | [[Category:Chemistry]] | |
| − | [[Category: | + | [[Category:Physics]] |
| + | [[Category:Units of Measurement]] | ||
Latest revision as of 01:43, July 13, 2016
An angstrom (symbol Å) is a unit of length equivalent to one ten-billionth of a meter (1×10−10 m). It is named after Swedish physicist Anders Jonas Ångström. The angstrom is most typically used to measure the size of atoms, as well as the wavelengths of electromagnetic radiation.