Relative rock dating worksheet

This is what archaeologists use to determine the age of human-made artifacts. The half-life of carbon-14 is only 5,730 years, so carbon-14 dating is only effective on samples that are less than 50,000 years old.

Dinosaur bones, on the other hand, are millions of years old -- some fossils are billions of years old.

Fossils can't form in the igneous rock that usually does contain the isotopes.

The worksheets and activities on this page are here to help my fellow Science Teachers. You may also copy and paste into Word to customize the sheets.

These changes typically occur so slowly that they are barely detectable over the span of a human life, yet even at this instant, the Earth's surface is moving and changing.If a student suspects a mineral is Halite, they give it to me.Despite seeming like a relatively stable place, the Earth's surface has changed dramatically over the past 4.6 billion years.However, by itself a fossil has little meaning unless it is placed within some context.The age of the fossil must be determined so it can be compared to other fossil species from the same time period.

Search for relative rock dating worksheet:

relative rock dating worksheet-18relative rock dating worksheet-29

Leave a Reply

Your email address will not be published. Required fields are marked *

One thought on “relative rock dating worksheet”