Opinion you carbon dating questions answers think, that
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As a member, you'll also get unlimited access to over 79, lessons in math, English, science, history, and more. Plus, get practice tests, quizzes, and personalized coaching to help you succeed. Carbon dating is a way to determine the age of certain types of materials. Some things you'll be assessed on include which radioisotope of carbon is used in carbon dating, the length of the half-life of carbon, and what you can determine about isotopes based upon half-life. To learn more about this method of radiometric dating, review the accompanying lesson called What is Carbon Dating? This lesson covers the following topics:. Over 65 million users have prepared for and other exams on Study.
Once something dies, it can no longer produce an C12 or C 14 correct?
Last edited: May 3, Nugatory said:. There is a tremendous amount of observational evidence and some very compelling theoretical arguments that it has been constant across the time span for which we use carbon dating.
Dec 11, Explore the latest questions and answers in Radiocarbon Dating, and find Radiocarbon Dating experts. Questions (48) (I will not be using the AMS method for carbon-dating). Apr 18, 1. In , hikers in the Tyrolean Alps of Europe made a remarkable discovery. They found an almost perfectly preserved body of a prehistoric man, whom scientists named Otzi. The discovery was made possible because recent warming of the atmosphere had caused glaciers in the region to retreat, exposing objects that had been buried under the ice for millennia. Otzi's fate was . Accurate carbon dating requires specialized and extremely expensive equipment to measure the ratio of carbon carbon Due to this, it is not possible to do carbon dating at home unless you.
Thank you all! So there is a slight variation in the carbon ratio over the last couple thousand years and it is non negligible? It is small but not entirely negligible.
The fact that it is taken into account shows that a Scientists don't simply blindly follow untested assumptions.
All assumptions are tested very carefully to the level of obsession b The final results are very accurate because even small effects are taken into account. Actually it does vary slightly. This has been studied by using samples from tree rings, and the results are incorporated into a calibration curve.
Vanadium 50 Staff Emeritus. Science Advisor. Education Advisor. Before I start, I'm not some young earth believer or anything. Vanadium 50 said:. Carbon dating is not used to date the age of the earth. As you've read from other posts, it dates when an object dies, and the earth was never alive. Furthermore, C has a half life of years. That means the technique starts to run out of steam at about 50, years. It's important to understand the range of validity of the test. C is a very good technique to date when a shoe worn by Cleopatra was made.
It's not so good in dating a shoe worn by Imelda Marcos or one by Fred Flintstone. Insights Author. Yes but young earth believers don't believe in carbon dating, so I didn't want to seem skeptical or seem like a young earth theorist by asking about it.
Questions about carbon dating
You must log in or register to reply here. Related Threads on Questions about carbon dating Carbon dating in Mars. Last Post Feb 24, Replies 3 Views 2K. B Can we carbon Date a Gas?
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Carbon dating in itself is not unreliable, it finds the approximate age of the carbon particles in a material. However, a piece of the material must be destroyed in order to date it. Dec 05, For example, the amount of carbon dioxide in the atmosphere has been affected by human activity, which is one of the alleged causes of global warming. Therefore, carbon dating must be corrected for this factor and several others that affect C levels over time. Due to the rate of decay of C, almost all of it is gone after about 60, year. Jan 02, Question: "Is carbon dating a reliable method for determining the age of things?" Answer: Carbon dating, or radiocarbon dating, like any other laboratory testing technique, can be extremely reliable, so long as all of the variables involved are controlled and understood. Several factors affect radiocarbon test results, not all of which are easy to control objectively.
Last Post Sep 28, Replies 21 Views 4K. Carbon, questions on how it is created. Last Post Aug 13, Replies 2 Views 2K. I Isn't planetary rock dating really supernova dating?
Carbon dating questions answers
These plants, in turn, are ingested by humans or are used to make into objects useful to humans. Fortunately for us, C is not stable. Over time, C turns into a stable version of nitrogen in a process called radioactive decay.
Every organism has a given amount of C stable and a certain amount of C unstable that depends on the overall amount of C that is in the atmosphere.
Apr 08, The answer is a matter of basic physics. Radiocarbon (carbon) is a very unstable element that quickly changes into nitrogen. Half the original quantity of carbon will decay back to the stable element nitrogen after only 5, years. (This 5, year period is called the half-life of radiocarbon, figure 5). 6 At this decay rate, hardly Author: Dr. Andrew A. Snelling. About This Quiz & Worksheet. Carbon dating is a way to determine the age of certain types of materials. This quiz/worksheet combo will help you test your understanding of the characteristics of. May 04, Before I start, I'm not some young earth believer or anything, just want to understand how it works and if the assumptions are fair. So my understanding of carbon dating is that the ratio of C14 to C 12 is known (About 1 trillion to 1) and it is the same in the atmosphere as it is in organic material.
When that organism dies, however, it no longer absorbs C from the atmosphere. As time passes and the C decays, the ratio of C to C falls. This ratio is what determines the time that has passed since the organism died and helps the archeologist determine the age of the object in question. While the rate of decay of C is very predictable, the amount of C has varied over time.
For example, the amount of carbon dioxide in the atmosphere has been affected by human activity, which is one of the alleged causes of global warming. Therefore, carbon dating must be corrected for this factor and several others that affect C levels over time.
Due to the rate of decay of C, almost all of it is gone after about 60, year.
Thus, carbon dating would not be able to date a 30 billion year old object, as in your question. However, there other methods based on elements that have a slower rate of decay.
Any tool will give bad results when misused. Radiocarbon dating has some known limitations. Any measurement that exceeds these limitations will probably be invalid.
In particular, radiocarbon dating works to find ages as old as 50, years but not much older. Using it to date older items will give bad results. Samples can be contaminated with younger or older carbon, again invalidating the results. Because of excess 12C released into the atmosphere from the Industrial Revolution and excess 14C produced by atmospheric nuclear testing during the s, materials less than years old cannot be dated with radiocarbon Faure In their claims of errors, creationists do not consider misuse of the technique.
It is not uncommon for them to misuse radiocarbon dating by attempting to date samples that are millions of years old for example, Triassic "wood" or that have been treated with organic substances. In such cases, the errors belong to the creationists, not the carbon dating method.
Radiocarbon dating has been repeatedly tested, demonstrating its accuracy. It is calibrated by tree-ring data, which gives a nearly exact calendar for more than 11, years back.
It has also been tested on items for which the age is known through historical records, such as parts of the Dead Sea scrolls and some wood from an Egyptian tomb MNSU n. Multiple samples from a single object have been dated independently, yielding consistent results.
Radiocarbon dating is also concordant with other dating techniques e.
Yes carbon dating is real there is a certain amount of carbon in each object and depending on how old it is there is less and less objects however. It works on the concept that everything organic has carbon in it. When we die, the production of carbon stops.
Check This Out: Radiometric Dating
This gives us a starting point. Then the carbon degrades with half life and it is this degradation that allows scientists to calculate with an accepted error margine how old something is.