Dating Fossils – How Are Fossils Dated? - If you're seeing this message, it means we're having trouble loading external resources on our website. So, how do we know how old a fossil is? There are two main methods determining a fossils age, relative dating and absolute dating. Relative dating is used to determine a fossils approximate age by comparing it to similar rocks and fossils of known ages.
Methods of Dating Fossils History of Life on Earth If you're behind a web filter, please make sure that the domains *.and *.are unblocked. Methods of Dating Fossils. We have learnt how fossils are formed over geologic timescales. In this section we will learn how we determine the age of a fossil. There are two methods of dating fossils Radiometric dating; Relative Dating; 1. Radiometric Dating. In order to understand radiometric dating, it is necessary to revise our understanding.
DK Science Dating Fossils - Based on a discipline of geology called stratigraphy, rock layers are used to decipher the sequence of historical geological events. Scientists use two kinds of dating techniques to work out the age of rocks and fossils. The first method is called relative dating. This considers the positions of the different rocks in sequence in relation to each other and the different types of fossil that are found in them.