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Radiometric Dating




Video on radiometric dating

Video on radiometric dating


A breakthrough came with the discovery of radioactivity at the beginning of the s. The biological evidence they were collecting showed that nature needed vastly more time than previously thought to sculpt the world. Certain isotopes are unstable and undergo a process of radioactive decay, slowly and steadily transforming, molecule by molecule, into a different isotope. Uranium dating techniques are used for dating objects from thousands to billions of years old. For example, about 1. Once fixed in solid rock, its supply of atoms cannot be replenished. Geologists have calculated the age of Earth at 4. The age of the planet, though, was important to Charles Darwin and other evolutionary theorists: Using fossils as guides, they began to piece together a crude history of Earth, but it was an imperfect history. Many chemical elements in rock exist in a number of slightly different forms, known as isotopes.

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Video on radiometric dating. How Does Radiocarbon Dating Work?- Instant Egghead.

Video on radiometric dating


A breakthrough came with the discovery of radioactivity at the beginning of the s. The biological evidence they were collecting showed that nature needed vastly more time than previously thought to sculpt the world. Certain isotopes are unstable and undergo a process of radioactive decay, slowly and steadily transforming, molecule by molecule, into a different isotope. Uranium dating techniques are used for dating objects from thousands to billions of years old. For example, about 1. Once fixed in solid rock, its supply of atoms cannot be replenished. Geologists have calculated the age of Earth at 4. The age of the planet, though, was important to Charles Darwin and other evolutionary theorists: Using fossils as guides, they began to piece together a crude history of Earth, but it was an imperfect history. Many chemical elements in rock exist in a number of slightly different forms, known as isotopes.

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