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Because this assignment is linked with your work in Assignment 3, you will have "If Scientists Think. Before scientists had modern technology to assist them in their research, they had to use their power of observation to infer the relative ages of the rocks they were studying.

The process of Relative Dating was established by Nicholaus Steno in the 1600's.

Dating techniques are procedures used by scientists to determine the age of an object or a series of events.

The two main types of dating methods are relative and absolute.

In archaeological terminology, there are two categories of dating methods: absolute and relative.

Absolute dating utilizes one or more of a variety of chronometric techniques to produce a computed numerical age, typically with a standard error.

While this may sound questionable at first, keep in mind that we also accept the Law of Gravity with out direct proof.

Visit the following site and read about each of Steno's laws (principles).

You worked in small groups and as a class to complete the "If Scientists Think. Today's assignment will allow you to compare and contrast your ideas to some of the actual methods scientists used to develop an estimation of the age of the Earth.As a member, you'll also get unlimited access to over 55,000 lessons in math, English, science, history, and more.Plus, get practice tests, quizzes, and personalized coaching to help you succeed.Relative dating methods are used to determine only if one sample is older or younger than another.Absolute dating methods are used to determine an actual date in years for the age of an object.We talked about relative dating of rocks and how scientists use stratigraphic succession to compare the ages of different rock layers.