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Two broad categories of classification methods are relative dating and absolute dating.

Though using similar methods, these two techniques differ in certain ways that will be discussed in this article.

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co.

PALEONTOLOGY, AND in particular the study of dinosaurs, is an exciting topic to people of all ages.

However, "relative" dating or time can be an easy concept for students to learn.

In this activity, students begin a sequencing activity with familiar items — letters written on cards.

However, by itself a fossil has little meaning unless it is placed within some context.

Stratigraphy uses the assumption that higher layers or strata were laid down after lower layers.

Ice core sampling normally uses the assumption that the ring bands observed represents years.

As the name implies, relative dating can tell which of the two artifacts is older.

This is a method that does not find the age in years but is an effective technique to compare the ages of two or more artifacts, rocks or even sites.

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