Flaws of carbon dating Sxscam
This illustrates the whole problem with the radioactive dating of geological events.
Those who promote the reliability of the method spend a lot of time impressing you with the details of radioactive decay, half-lives, mass-spectroscopes, etc.
When I have asked an audience this question they have looked at me incredulously and said, “Starting time?
” You cannot know how long the swimmer took unless you knew the time on the wristwatch when the race started.
You could talk about the tiny quartz crystal and the piezoelectric effect used to provide a stable time base for the electronic movement.
You could describe the atomic workings of the quartz oscillator and how it resonates at a specific and highly stable frequency, and how this is used to accurately pace a timekeeping mechanism.
A swimming race illustrates the simple principles involved in measuring time.
This swimmer is competing in a 1,500 metre race and we have an accurate, calibrated wristwatch.
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We note that at the instant the swimmer touches the edge of the pool our wristwatch reads and 53 seconds.
How long has the competitor taken to swim the 1,500 metre race?
Radiocarbon dating is a method for determining the age of an object containing organic material by using the properties of radiocarbon, a radioactive isotope of.
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