Skills Used And Methods Used By Archaeologits Flashcards

1
Q

What are the skills and methods used by archaeologists

A

Radio carbon dating,geophysical surveying, pollen analysis,stratigraphy,dendrochronology,dna testing,3D reconstruction and bones

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2
Q

What do humans,animals and plants have?

A

Carbon-14 (only when they are alive)

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3
Q

What happens after death?

A

The level of carbon-14 in the once-living thing tissue begins to drop at a steady rate

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4
Q

What does carbon-14 do?

A

It can tell us how old the person was because the older the tissue,the less carbon-14 it contains

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5
Q

What is geophysical surveying?

A

Geophysical surveying is like an X-ray of the ground. Maps or images of any archaeological evidence underground are made without excavation.

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6
Q

What can geophysical surveying do?

A

Geophysical surveys can locate artefacts as well as ruined buildings and structures

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7
Q

When has geophysical surveying been used ?

A

It has been used in recent years to investigate New grange, Irelands most famous passage tomb, Brú na Bóinne Co. Meath

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8
Q

What is Pollen analysis?

A

Pollen analysis is the study of pollen remains to find out what was growing at a site during a particular time

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9
Q

What is pollen analysis used for?

A

Pollen analysis can be used to date objects and can also tell us when forests were cleared and farming began in an area

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10
Q

When was pollen analysis used?

A

Pollen analysis was used at the important Neolithic site of the Céide fields in Co. Mayo

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11
Q

What is Stratigraphy?

A

Stratigraphy is used to date artefacts and evidence by how deep in the ground they were found. They deeper the artefacts are they older they will be

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12
Q

When has Stratigraphy been used?

A

It has been used in most archaeological excavations

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13
Q

What dendrochronology?

A

Dendrochronology, also known as as tree-ring dating, is a method of dating that uses the unique growth patterns of tree rings as a guide

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14
Q

What happens when you cut open a tree trunk?

A

If you cut through a tree trunk, you will see rings spreading from centre onwards: each ring equals a year of growth

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15
Q

What would happen to the tree if the summer was good?

A

The tree would grow faster which would make the rings wider

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16
Q

What can DNA testing tell us?

A

DNA testing can tell us about the origins and ethnicity of the person- in other words, where they came from and who their people were

17
Q

Where can archaeologists find bodies?

A

Archaeologists can find bodies on excavation sites

18
Q

When do archaeologists use DNA testing?

A

When they fund bodies on excavation sites

19
Q

What is 3D reconstruction used for?

A

3D reconstruction is used to reconstruct a part of a body .e.g skull

20
Q

Why are bones useful for archaeologists?

A

Archaeologists can lean a lot from examining bones

21
Q

What can the pelvis tell an archaeologist?

A

It can tell an archaeologist if the person was male or female

22
Q

What can the teeth tell archaeologists?

A

It can give archaeologists a rough idea of how old the person was

23
Q

What can bones show us?

A

Bones can show us signs of disease,bad nutrition or if they are damaged it could tell us if the persons death was violent