Using Timelines to Understand History
Similar to Number Lines CE2 BCE1 BCE2 CE3 CE
The Christian Calendar BC = “Before Christ” AD = “Anno Domini” – No, it does not mean “after death”. – Latin meaning: “the year of our lord”. – Now is 2013 years since the birth of Jesus.
The New System BCE means “Before the Common Era” – 44 BCE = 44 BC CE means “Common Era” – 2013 CE = 2013 AD
Other Calendars It is currently the year: 2013 on the Christian calendar 5774 on the Hebrew calendar 1434 AH on the Islamic calendar Year of the Snake on the Chinese calendar
Relative Time YA = “years ago” Dinosaurs died out 65 million YA Earliest humans: 4 million YA
Rough Estimates of Dates Ca. = circa = “around the time of” Remember: circa sounds like “circle” which is round. First stone tools were made ca. 2 million years ago.