Difference between relative and absolute dating of rocks and fossils

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In the field of Geology, dating is an important term as it is a technique through which evaluation regarding the age and period about the fossil, remains, the archaeologists do valuables and artifacts.

At first, there were not many methods of dating were available, but now with advancement in the technology, we mainly have two types of the techniques to ascertain ages of ancient belongings.

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Absolute time, also called chronometric time, gives us distinct measurements and points of reference, such as 65 million years ago or 5 pm.

When we put both absolute and relative time together, we create a geologic time scale.

Rocks relate to events in Earth's history, and we can use them to put together a timeline that shows us both the order of events as well as when and for how long they occurred. We have over 95 college courses that prepare you to earn credit by exam that is accepted by over 2,000 colleges and universities.

And when we put both absolute and relative time together, we create a geologic time scale that puts all these events in perspective. are layered in their relative order from oldest at the bottom to most recent at the top, and we also see how much absolute time each one spans.

For example, if we look at the scale, we see that the Paleozoic Era comes before the Mesozoic Era, relatively speaking, and that it spans about 290 million years, starting about 542 million years ago and ending about 251 million years ago.

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