Radioactive dating game phet answers Free no log in text chat

Learn about different types of radiometric dating, such as carbon dating.

Understand how decay and half life work to enable radiometric dating to work.

Ages of many millions of years for rocks and fossils are glibly presented as fact in many textbooks, the popular media, and museums. One has only to wait: time itself performs the miracles.”1 Yet few people seem to know how these radiometric dating methods work.

For decades, the biologists have boldly proclaimed that, whereas we cannot observe today one type of creature evolving into a totally different type of creature, “Time is the hero of the plot. No one even bothers to ask what assumptions drive the conclusions.

Background information and purpose: Each element has various possible isotopes which exist in nature.

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Radioactivity results from isotopes which are unstable.

As these unstable isotopes change into more stable ones, they emit particles of radiation (called alpha, beta, and gamma) and this results in a change from one element to another.

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So let’s take a closer look at these methods and see how reliable they really are.

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