a period of 10 years
decade
a system of arranging days in order
calendar
Before Christ
BC
the study of people and events of the past
history
a period of 100 years
century
a calendar developed by Julius Caesar that started counting years at the founding of Rome
The Julian Calendar
in the year of our Lord
people who study history
historians
a period of 1,000 years
millenium
a calendar developed by Pope Gregory XIII that started counting years from the birth of Jesus Christ
The Gregorian calendar
What is the Latin for AD?
anno domini
Learning about the _______ helps us understand the present.
past
large blocks of time
eras
What was wrong with the Julian calendar?
It lost several minutes each year, which added up to one lost day every 128 days
B.C.E.
Before the Common Era
History _____ us who we are.
teaches
What period of history began 5,000 years ago when writing began and ended around AD 500?
Ancient History
Which two other cultures have their own calendar?
Jews and Muslims
C.E.
the Common Era
A historian's ____ is to examine the causes, or reasons, that something happened in the past.
job