How archaeologists date/find stuff

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Sample Mind Map

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New Map

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What is Geography

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Biotechnology

由Hamilton Wesley

How archaeologists date/find stuff

how do archaeolists know where to look

Lidar

Discovery of older civillsdations

Maps

First Hand information

Such as stories diaries books and ect

Sonar

to find stuff underwater

Geoghipical survey

Using scientific instruments to find stuff under ground

Dating objects

Chemical test

identify chemicals in objects

Pollen

to see what type of flowers they grew up in

Tree-Ring Dating

every ring is one year and the thinner the ring was the more dry the year was and the thick it is a more wetter year

Stratigraphy

the analysis of the order and position of layers of archaeological remains.

DNA

Migrations Different people , different cultures

Carbon 14

An accurat way of determing age of objects containing organic material