Chronometric dating has advanced since the 1970s, allowing far more accurate dating of specimens.
Adrian Grahams began writing professionally in 1989 after training as a newspaper reporter.
The atoms of some chemical elements have different forms, called isotopes.
These break down over time in a process scientists call radioactive decay.
To evaluate the exact age, both the chemical and physical properties of the object are looked keenly.
The main techniques used in absolute dating are carbon dating, annual cycle method, trapped electron method, and the atomic clocks.
In other words, we can say that in relative dating the archaeologist determines that which of the two fossil or the artifacts are older.
Contrary to this, absolute dating is the technique, using which the exact age of the artifacts, fossils, or sites are ascertained.
The relative dating is the technique to ascertain the age of the artifacts, rocks or even sites while comparing one from the other.
In relative dating the exact age of the object is not known; the only thing which made clear using this is that which of the two artifacts is older.
Archaeologists and scientists use absolute dating methods on samples ranging from prehistoric fossils to artifacts from relatively recent history.
Chronometric techniques include radiometric dating and radio-carbon dating, which both determine the age of materials through the decay of their radioactive elements; dendrochronology, which dates events and environmental conditions by studying tree growth rings; fluorine testing, which dates bones by calculating their fluorine content; pollen analysis, which identifies the number and type of pollen in a sample to place it in the correct historical period; and thermoluminescence, which dates ceramic materials by measuring their stored energy.
In the field of Geology, dating is an important term as it is a technique through which evaluation regarding the age and period about the fossil, remains, the archaeologists do valuables and artifacts.