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Posted by / 31-May-2018 01:41

And carbon 14 dating

They concluded that the helium in the rock was 100,000 times more plentiful than it should have been if the rocks were really 1.5 billion years old.

They concluded that their findings are consistent with an Earth that is about 6,000 years old.

A 10 gram sample of U-238Now that has changed, and some important discoveries are being made.

Radiocarbon ages do not increase steadily with depth, as one might expect. In other words, the concentration of carbon-14 is unexpectedly low in the lower organic layers.

As one moves to higher and higher layers, this concentration increases, but at a decreasing rate.

Cosmic radiation striking the upper atmosphere converts about 21 pounds of nitrogen each year into radiocarbon (carbon-14).

Most carbon-14 quickly combines with oxygen to form radioactive carbon dioxide, which then spreads throughout the atmosphere.

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Afterward, less carbon would be available to enter the atmosphere from decaying vegetation.

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