26
Lesson 26 of 84 · Making Arguments
Writing a Letter to the Editor
Audio and video recordings capture sounds and images from the past. Radio broadcasts, home movies, and news footage provide rich historical evidence.
Key Facts
1
Primary sources come from the original time.
2
Secondary sources interpret the past.
3
Bias can affect any source.
Check Your Understanding
Question 1
1 of 2What is a primary source?