Hazards of carbon dating

A molecule of nitrogen gas is made up of two nitrogen atoms.There are other molecules..Windows to the Universe, a project of the National Earth Science Teachers Association, is sponsored in part is sponsored in part through grants from federal agencies (NASA and NOAA), and partnerships with affiliated organizations, including the American Geophysical Union, the Howard Hughes Medical Institute, the Earth System Information Partnership, the American Meteorological Society, the National Center for Science Education, and TERC.

Autotrophs are organisms that can "make their own food" from an inorganic source of carbon (carbon dioxide) given a source of energy.Carbon-14 is a radioactive isotope used to date organic material.Its consistent rate of decay allows the age of an object to be determined by the proportion of carbon-14 to other carbon isotopes. Carbon-14 is also used as a radioactive tracer for medical tests.The American Geophysical Union and the American Geosciences Institute are Windows to the Universe Founding Partners.NESTA welcomes new Institutional Affiliates in support of our ongoing programs, as well as collaborations on new projects.

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...prehistoric archaeology occurred in 1948, when Willard F.

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