| A | B |
| scientists who excavate and study items left behind by people throughout history | Archaeologists |
| human-made objects that help us learn about past civilizations and how they developed | Artifacts |
| favoring one belief or opinion over others | Bias |
| something that can be proven true through evidence | Fact |
| a statement that expresses someone’s feelings or beliefs | opinion |
| interviews, recorded on audio or video, with someone who experienced an event in the past | Oral Histories |
| created by people who saw or experienced something; usually created around the time of an important historical event | Primary Sources |
| created by people who have studied primary sources and then provide their interpretation | Secondary Sources |
| to study something carefully | Analyze |
| a point of view | Perspective |
| Most common type of source used by historians | Written Sources |
| Maps, photographs, paintings, and videos | Visual Sources |
| to seek out news that supports our own beliefs (even if it might not be true) | confirmation bias |
| undisputed | absolute truth |