Radioactive dating of rocks worksheet

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Play a game that tests your ability to match the percentage of the dating element that remains to the age of the object.Read the passage in this science printable to learn about the history of radioactive dating and its uses.One of the most basic questions is geology centers on how old the Earth is.For centuries, people were happy to simply accept the teachings of mythology or religion.

This has to do with figuring out the age of ancient things.For example, you can’t find the remaining amount of an isotope as 7.5 half-lives by finding the midpoint between 7 and 8 half-lives.This decay is an example of an exponential decay, shown in the figure below.Here is an easy-to understand analogy for your students: relative age dating is like saying that your grandfather is older than you.Absolute age dating is like saying you are 15 years old and your grandfather is 77 years old.As a member, you'll also get unlimited access to over 55,000 lessons in math, English, science, history, and more.

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