Historical Thinking
Know Your Vocab
Source Detective
Can You Trust It?
BEYOND
100

What can cause two people to describe the same event differently?

Point of view 

Different perspective

100

What is a limitation of a source?

Something that prevents a source from being reliable or useful for a given purpose

100

What type of source was created by someone who experienced, witnessed, or participation in the event being studied?

Primary source

100
If an author uses strong, emotional language to describe someone, what might this reveal?

Bias / point of view

100

How many continents are there?

7

200

What do historians use to learn about the past?

Sources/evidence

200

What is information from a source that can be used for a specific purpose?

Evidence

200

A historian writes a book in 1956 analyzing letters written by soldiers during World War I. What type of source is the historian's book?

Secondary source

200

What is something that can make a source less useful for a particular purpose?

A limitation 

200

How many oceans are there?

5

300

A historian finds two sources that give different accounts of the same event. What should the historian do?

Compare the sources and examine their evidence and perspectives

300

What is a strong, one-sided opinion based more on emotion than evidence?

Bias 

300

A newspaper reports on an event the day after it happened. Is the newspaper automatically a secondary source? Explain.

No. It can be a primary source because it was created during the time of the event. 

300

A source is useful for learning about one person's experience but not everyone's. What is one limitation? 

It only represents one person's perspectives

300

What are the four cardinal directions?

North, South, East and West

400

Why is there no single version of history?

Because historians construct accounts of the past from evidence, and different historians may interpret evidence differently. 

400

What practice do historians use to determine who created a document, when and where it was created, and why it was created?

Sourcing

400

A photograph was taken in 1910, but a historian publishes it in a textbook in 2006. Which is the primary source: the photograph or the textbook?

The photograph 

400

A source was created by someone who strongly supports one side of an issue. What should a historian consider when deciding how useful the source is?

The author's bias/point of view and how it may affect the source's reliability 

400
What is an enduring issue?

An issue or challenge that has been experiences across time and place.

500
Can a source be useful even if it has limitations? Explain. 

Yes. Its usefulness depends on the historian's purpose (what they are trying to learn) 

500

A source may contain accurate information but still not be useful for a historian's specific research question. What concept explains this?

Reliability 

500

A documentary made in 2026 includes an interview with someone describing what they personally experienced in 1960. Is the documentary a primary or secondary source?

The documentary is a secondary source, but the person's interview can provide primary-source (firsthand) evidence about their experience. 

500

What should a historian consider when deciding whether a source is reliable? (4)

It's purpose, point of view, bias, and limitation

500

An enduring issue is a long lasting problem or challenge humans have faced discussed, and tried to solve across different time periods and cultures.

Name one enduring issues than can be found across different societies and time periods

- Conflict 

-Inequality

-Power

-Environmental impact