Timelines and Events

A ________________ is a tool that marks how much time has passed.

• timeline

• calendar

• graph

• illustration

A ________________ is a tool that helps organize information in the order in which events happened.

• timeline

• history book

• calendar

• clock

A ______________ usually has 365 or 366 days and is divided into 12 months.

• decade

• millennium

• year

• century

A _____________ is a period of 100 years.

• timeline

• decade

• calendar

• century

A __________ is a period of 10 years.

• year

• decade

• century

• timeline

Timelines can help show -

• videos, diagrams, or illustrations.

• a full paragraph of future events.

• how events in history are related to one another.

• the position of the Sun, moon, and stars

The most common calendar is the _____________ calendar.

• Gregorian

• Mayan

• lunar

• Aztec