1. Measuring Time

2. Why do we measure time
Historians – Measure time to help them study events of the past.

3. One of the tools historians use are called Timelines
Timelines – A line marked off with a series of events and dates

4. A timeline is usually in Chronological order
A timeline is usually in Chronological order. The Chronology of events is important
Chronology – Lists events in the order in which they occurred

5. Historians also break history down into periods
Period – A length of time singled out because of a specific event or development that happened during that time
Examples:
Bronze Age – Period when people first starting using the metal Bronze. From beginning in 3600 B.C.
Old Kingdom Period – The rise of Egypt from B.C.
Ancient Greece Period – Rise of Greece from B.C.

6. There is also a period Historians call Prehistory
Prehistory – A time before humans invented writing
Cave Drawing and oral traditions (stories passed down through words) were the ways history was kept

7. Assignment
Create a “life” timeline of your life from the time you were born until now. Example: