Carbon 14 carbon dating dating funda xmatch main
Radiocarbon dating uses carbon-14 to determine the last time something (or someone) was alive.
Creationists assume, usually on the basis of a "flood" argument, that there have been large changes in the amount of carbon dioxide in the atmosphere during the past several thousand years.
This discussion is a simplified introduction to radiocarbon dating.
There are exceptions to the theories and relationships introduced below that are beyond the scope of this discussion.
When these organisms die, they no longer ingest C-14 (directly or indirectly) from an atmospheric source.
Carbon 14 decays at a particular rate and is not replaced.