Radioactive Dating Shows That The Earth Is

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How do scientists figure out Earth’s age?

Radiometric dating or radioactive dating is a technique used to date materials such as rocks or carbon, in which trace radioactive impurities were selectively incorporated when they were formed. The method compares the abundance of a naturally occurring radioactive isotope within the material to the abundance of its . What can be learned from radioactive dating? Radioactive dating is used to determine the absolute ages of rocks. What is the probable age of Earth? Radioactive dating shows the oldest moon rocks are about billion years old. Scientists infer that Earth is only slightly older than those moon rocks-roughly billion years. Radiometric dating. Adapted from The Age of the Earth, by the Branch of Isotope Geology, United States Geological Survey, Menlo Park, California. How do we know the Age of the Earth? The Earth is a constantly changing planet. Its crust is continually being created, modified, and destroyed. As a result, rocks that record its.

Scientists determined the Earth's age using a technique called radiometric dating.

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Radiometric dating is based upon the fact that some forms of chemical elements are radioactive, which was discovered in past Henri Becquerel and his assistants, Marie and Pierre Curie. The discovery gave scientists a road for dating rocks that contain radioactive elements.

Radioactive Dating Shows That The Earth Is

Many elements have naturally occurring isotopes, varieties of the element that have different numbers of neutrons in the nucleus. The nucleus of an atom is made up of protons and neutrons.

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Radiometric dating of rocks and minerals using naturally occurring, long-lived radioactive isotopes is troublesome for young-earth creationists because the techniques have provided overwhelming evidence of the antiquity of the earth and life.

Some so-called creation scientists have attempted to show that radiometric dating does not work on theoretical grounds for example, Arndts and Overn ; Gill but such attempts invariably have fatal flaws see Dalrymple ; York and Dalrymple Other creationists have focused on instances in which radiometric dating seems to yield incorrect results.

In most instances, these efforts are flawed because the authors have misunderstood or misrepresented the data they attempt to analyze for example, Woodmorappe ; Morris HM ; Morris JD Only rarely does a creationist actually find an incorrect radiometric result Austin ; Rugg and Austin that has not already been revealed and discussed in the scientific literature.

The creationist approach of focusing on examples where radiometric dating yields incorrect results is a curious one for two reasons. First, it provides no evidence whatsoever to support their claim that the earth is very young.

If the earth were only —10 years old, then surely there should be some scientific evidence to confirm that hypothesis; yet the creationists have produced not a shred of it so far. Where are the data and age calculations that result in a consistent set of ages for all rocks on earth, as well as those from the moon and the meteorites, no greater than 10 years?

Glaringly absent, it seems. Second, it is an approach doomed to failure at the outset. Creationists seem to think that a few examples of incorrect radiometric ages invalidate all of the results of radiometric dating, but such a conclusion is illogical.

Radiometric dating or radioactive dating is a technique used to date materials such as rocks or carbon , in which trace radioactive impurities were selectively incorporated when they were formed. The method compares the abundance of a naturally occurring radioactive isotope within the material to the abundance of its decay products, which form at a known constant clip of decay. Well-balanced with stratigraphic principles , radiometric dating methods are hardened in geochronology to establish the geologic time scale.

Away allowing the market the system of geological timescales, it provides a significant source of information about the ages of fossils and the deduced rates of evolutionary change.

Radiometric dating is also acclimatized to date archaeological materials, including old artifacts. Different procedures of radiometric dating vary in the timescale over which they are spot on target and the materials to which they can be applied.

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