Is radiometric dating relative or absolute

05-Jan-2017 22:43

his document discusses the way radiometric dating and stratigraphic principles are used to establish the conventional geological time scale.

Scientists date igneous rock using elements that are slow to decay, such as uranium and potassium.

In a way this field, called geochronology, is some of the purest detective work earth scientists do.

There are two basic approaches: relative age dating, and absolute age dating.

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.

Scientists date igneous rock using elements that are slow to decay, such as uranium and potassium.

In a way this field, called geochronology, is some of the purest detective work earth scientists do.

There are two basic approaches: relative age dating, and absolute age dating.

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.

Scientists can use certain types of fossils referred to as index fossils to assist in relative dating via correlation.