The shirt you're wearing, the carbon dioxide you inhale and the animals and plants you eat are all formed mostly of Carbon Before that, all traces of radiocarbon would be too small to detect. Several factors, including the year sunspot cycle, affects its rate of decay. The initial C content cannot be known. The slow, steady process of Carbon creation in the upper atmosphere has been dwarfed in the past centuries by humans spewing carbon from fossil fuels into the air. The radiometric decay rates used in dating are totally reliable. The C cannot be accurately measured. Topic R1 shows that the level of C in the atmosphere has not varied appreciably over tens of thousands of years. If this claim is true, the biblical account of a young earth about 6, years is in question, since 14C dates of tens of thousands of years are common. Strahler presents a graph of the earth's dipole moment going back years. Astronomer Gerald Hawkins found, after careful computer calculations, that the arrangement of the stones at Stonehenge are aligned with key positions of the sun and moon as they were almost years ago. They showed that a particle held inside the nucleus by a "potential barrier" may be able to "tunnel through" the barrier and emerge on the other side, since if the barrier is finite the wave function of the particle is not completely localized and there is a finite probability that the particle will be outside the nucleus. What was the starting amount of 14C in the creature when it died? Carbon is used for dating because it is unstable radioactive , whereas 12C and 13C are stable. A sample will not have different ratios of carbon unless it has been contaminated or reflects a genuine range of ages.
The barrel represents the earth's atmosphere in which the carbon accumulates. In the case of carbon dating, the daughter product is ordinary nitrogen and plays no role in the dating process. Evidence of past history of C concentration in the atmosphere is now available through the past 22, years, using ages of lake sediments in which organic carbon compounds are preserved. Sometimes it slows down to a trickle so that much more water is leaking out the barrel than is coming in; sometimes it goes full blast so that a lot more water is coming into the barrel than is leaking out. Thus, the available evidence is sufficient to validate the radiocarbon method of age determination with an error of about 10 percent for twice as long a period as the creation scenario calls for. Weber, , p. Once we have a good approximation of the half-life for carbon, its decay curve can be constructed with complete confidence. We don't need Egyptian mummies or what have you at that point. The radiometric decay rates used in dating are totally reliable. Lab contamination and technique can be checked by running blanks. A wooden walkway buried in a peat bog in England has been dated to about BC by the carbon method Scientific American, August , p. Any carbon-containing liquid originally possessed by that sponge might well leak over time and be replaced by something else. The secular evolutionary worldview interprets the universe and world to be billions of years old. We can also explore this issue from first principles. Today, the half-lives of those radioactive elements used in dating are known to a few percent by careful laboratory study. Radiocarbon dating exploits this contrast between a stable and unstable carbon isotope. The electrons are so much lighter that they do not contribute significantly to the mass of an atom. Judging from the above, it is easy to see that creationists are indulging in wild fishing expeditions. Since fossil fuels are millions of years old, they no longer contain any measurable amount of Carbon Which worldview does science support? Seven hundred years or so is about as far as the carbon method strays from tree-ring dating on the average. The initial C content cannot be known. The procedures used are not necessarily in question. Morris [ ] also suggests that neutrinos might change decay rates, citing a column by Jueneman 72 in Industrial Research. And, that destroys the entire argument.
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