Methods of dating the earth
Either the population growth calculation is hopelessly wrong, or the theory of human evolution is suspect! This may be explained by the different parent atoms having decayed at different rates in the past—an explanation not allowed by evolutionists. Tools for Digging Deeper. But YE scientists point out some anomalies in relation to C and a very old earth. Since the Bible is the inspired Word of God, we should examine the validity of the standard interpretation of carbon dating by asking several questions: How do we know the decay rate is constant? Whilst the rigour of this YE theory is disputed see talkorigins , recent spacecraft observations have confirmed its planetary magnetic predicions made in ! Radiometric Dating Using ratios of isotopes produced in radioactive decay to calculate an age of the specimen based on assumed rates of decay and other assumptions.
This age is obtained from radiometric dating and is assumed by evolutionists to provide a sufficiently long time-frame for Darwinian evolution. But there are several factors in favour of a young earth. The presence of helium seems to support the recent accelerated decay of the isotopes, leaving a large amount of helium trapped in the rocks. The Effect of Changes in 'c': Subannual formation is supported by observations that several such layers of snow and ice can result from the storms within a single winter season. Each year a tree adds a layer of wood to its trunk and branches thus creating the annual rings we see when viewing a cross section. Evidence for the period of accelerated decay is found in zircon crystals. Uniformitarian geologists consider this form of dating strong evidence that the Earth is billions of years old. For instance, measurable amounts of C have been found in fossil material, such as coal traditionally Carboniferous period c mya. The assumption that there has been no loss or gain of the isotopes in the rock assumption 2 does not take into account the impact of weathering by surface and ground waters and the diffusion of gases. Similarly, annual lake sediments can be used to estimate relative age and conventional interpretation for the Green River varves suggests they have been formed over some 20 million years. As the uranium decays, helium is produced in the crystals. However, there are many methods that can be used to determine the age of the earth or other objects. Underwater turbidity currents are often interpreted as varves, but they form many layers rapidly. These layers are presumed to be the result of annual fluctuations in climate, and using this method, uniformitarians purport to document ages of over , years. If radiometric dating on rocks known to be only a few years old yields dates of millions of years, why should we trust that the techniques can be used to accurately date rocks of unknown ages? From an Old Earth to a Young Earth? The team took samples of diabase, an igneous rock, and tested them using various radiometric dating techniques. Evidences for a Young Earth? Ice cores Main Article: Another finding of the RATE team is very intriguing. Determining the relative age of a rock layer is based on the assumption that you know the ages of the rocks surrounding it. This uses a simple exponential decay formula linking the original number, Po, of parent atoms in rocks and minerals to the P atoms now present, thereby enabling an estimate of geological age. Such an assumption rests on the old evolutionary concept of uniformitarianism. However, it still relies on certain basic assumptions, and in particular on the assumption that the specimen was entirely homogenous when it formed i. The isochron dating method attempts to combat the zero date problem by using ratios of isotopes and samples of different minerals from the same rock.
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