What is the half life of potassium argon dating

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O Timothy, keep that which is committed to thy trust, avoiding profane and vain babblings, and oppositions of science falsely so called: Which some professing have erred concerning the faith. Lies of Evolution: K-Ar Dating. Author: Christopher J. Johnson Published: Dec 20, Updated: Apr 8, Helens Sample.
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What are the limits for potassium argon dating?

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Potassium-Argon Dating Methods: K-Ar and Ar-Ar Dating

Potassium 40 K is a radioactive isotope of potassium which has a long half-life of 1. It makes up 0. Potassium is a rare example of an isotope that undergoes both types of beta decay. In about Very rarely 0. Potassium is especially important in potassium—argon K—Ar dating. Argon is a gas that does not ordinarily combine with other elements.
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Radiometric dating

If life evolved on Earth as materialist scientists claim, the planet must be very old. In fact it must be billions of years old. Otherwise there is not enough time for life to have evolved. The current theory is that the Earth is about 4. In order to determine how old the Earth is, these scientists use a technique called potassium-argon dating K-AR.
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If you're seeing this message, it means we're having trouble loading external resources on our website. To log in and use all the features of Khan Academy, please enable JavaScript in your browser. Donate Login Sign up Search for courses, skills, and videos. Science Biology library History of life on Earth Radiometric dating.
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