There are two types of sources; Secondary and Primary.
Primary sources are sources from directly from the time period, such as diaries, film footage, artifacts, and more!
Secondary sources are sources that use primary sources to analyze the time period, such as biographies, textbooks, history books, and encyclopedias.
But remember, we should never trust everything we read. Always ask questions! The author could have left out some other details we may never know. It's your decision on how you use the information to affect your work.
By studying it we can tell how long life has existed in earth and how different plants and animals are related to each other.
Depression because of bullying is one
Population plays a role in local government by representatives being half of a role in congress uses population to control the amount of reps. each state has. i
Alcohol is a central nervous system depressant, but it causes the most severe long-term damage to the liver