Historical Thinking Skills
Sources
Using Data
Primary & Secondary Sources
Historians, Archaeologists & Geographers
100

What are detectives?

Historians who study the past are often compared to these people because they investigate clues. 

100

What are oral histories?

These are interviews with people who experienced an event in the past. 

100

This is information gathered from different sources to support a claim. 

Answer: What is data?

100

What are primary sources?

Sources created by people who experienced an event are called these.

100

These scientists excavate and study items left behind by people. 

Answer: Who are archaeologists?

200

What is analytical thinking?

This type of thinking examines cause and effect. 

200

What are artifacts?

Man-made objects that help us learn about the past are called these. 

200

The U.S. Census is conducted every this many years. 

Answer: What is 10 years?

200

Textbooks and encyclopedias are examples of this type of source.

What are secondary sources? 

200

These experts use maps and statistics to study the world.

 Answer: Who are geographers?

300

What is chronological order?

A timeline lists events in this order. 

300

 What is a fact?

A statement that can be proven true with evidence is called this.

300

What is a line graph (line plot)?

A graph that shows changes over time using connected points is this type. 

300

An interview with a grandparent about their life could be this type of source. 

Answer: What is a primary source?

300

Historians use these to understand the past and support claims. 

Answer: What are primary sources?

400

What is comparing?

Examining how two things are alike is called this. 

400

What is bias?

Favoring one belief or opinion over another is called this.

400

This branch of data collection officially counts the population of the United States. 

Answer: What is the census?

400

A biography of Harriet Tubman would be classified as this type of source. 

Answer: What is a secondary source?

400

These specialists study the relationship between resources and production. 

Answer: Who are economists?

500

How do historians organize time on timelines? 

Historians use B.C.E. and C.E. to help organize this. 

500

Rufus Putnam created this Ohio resource in 1804 using Harris's journals. 

Answer: What is a map of Ohio?

500

GIS stands for this technology used to visualize data on maps. 

Answer: What is Geographic Information Systems?

500

A newspaper article written during an event is usually this type of source. 

Answer: What is a primary source?

500

Political scientists often use these to measure public views on issues. 

Answer: What are public opinion polls?