Understanding the information cycle can help you determine what kind of information you are likely to find about your topic.
Keep in mind this is just a simple model to highlight patterns in the production of information. In practice the information landscape is more complicated.
What makes a scholarly article different from a book different from a newspaper article different from a magazine article?
An important aspect to consider is timing. Different types of material take different amounts of time to produce. The time it takes to produce and item has implications for its currency, accuracy, thoroughness, etc. Also, each type of material has its own characteristics and conditions.
It is important to distinguish format from its place in the information cycle. Although the first response to an event is almost always through social media, not every tweet or post is an example of a first response. Always critically review any information source for its intent, audience, etc.
McMaster University (2018, September 12). How library stuff works: Information creation as a process[Video file]. Retrieved from https://youtu.be/LYCaLZUomqE
A transcript is available on the video's YouTube page.
minnesotahistory. (2015, September 14). Primary vs. secondary sources [Video file]. Retrieved from https://youtu.be/TgU1BcDStK0
A transcript is available on the video's YouTube page.A primary source is an original document or account of an event that stands on its own. It will usually have been written or created during the time under study by firsthand observers or participants.
Examples include:
A secondary source is a document that interprets or analyzes primary or other secondary sources. It is second hand information, i.e., one step removed from the event.
Examples include:
Tertiary sources assimilate information taken from primary and secondary sources. The information is usually presented in an easy-to-read, or basic format.
Examples include: