Measuring Time
Historical Sources
Archaeology and other Sources
Geography's Five Themes
Understanding Maps/Historical Maps
100

People who study events in the past

Historians

100
Information that comes directly from a person who experienced an event

Primary Source

100

The scientific study of ancient cultures through the examination of artifacts and other evidence. 

Archaeology 

100

A place's exact position on Earth in terms of longitude and latitude. 

Absolute location

100

This explains the symbols and shading on the map. 

Key

200

A line marked off with a series of events and dates

Timeline

200

An object made by a human being, such as a tool or a weapon

Artifact

200

The study of humankind in all aspects

Anthropology

200

The location of a place relative to another place. 

Relative location

200

This shows a larger area than the main map. 

Locator map

300

A list of events in the order in which they occured

Chronology

300

Information about an event that does not come from a person who experienced that event

Secondary Source

300

Community's cultural and historical background

Oral Tradition

300

The mix of human and nonhuman features at a given location. 

Place

300
This shows how much space on the map represents a given distance on the land. 

Scale Bar

400

A length of time singled out because of a specific event or development that happened during that time

Period

400

An unfair preference for or dislike of something

Bias

400
An area with at least one unifying physical or human feature such as climate, landforms, population, or history. 

Region

400

A diagram of a compass showing direction. 

Compass Rose

500

The time before humans invented writing

Prehistory

500

How people, goods, and ideas get from one place to another. 

Movement

500

A special-purpose map that provides information about a place at a certain time in history. 

Historical map

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