What Does a Historian Do?
DIRECTIONS: Completion Enter the appropriate word(s) to complete the statemen
1. The first historical era, more than 5,500 years ago, is called
and refers to a time before people developed writing.
cran
2. In the Gregorian calendar, events are dated either before or after the birth of
3. A group of ten years is known as a(n)__ decade
3. The remains of plant and animal life from an earlier time are called
Some early calendars developed by the Chinese, Egyptians, and Hebre-
on the cycles of the
Choice Indicate the answer choice that best comp