Study or examination done with the purpose of learning about a subject

A description of facts and events at a specific time, usually from one person’s perspective

A source usually created at the time in question that provides firsthand evidence.

An idea that explains something, but may or may not be right

To study carefully or in detail

The facts that prove or disprove something

Something real or true

The study of the past

A source that was not created at the time being studied, but instead uses sources that were created at that time as evidence to draw conclusions.

Prejudice; a tendency to favor one side or person

The way that someone understands or explains something

A belief, judgement or thought about something or someone

A person or thing that gives information

A person who is there to see something happen