Chp 1 lesson 1

The first historical era, more than 5,500 years ago, is called ____________________ and refers to a time before people developed writing.

In the Gregorian calendar, events are dated either before or after the birth of ____________________.

A group of ten years is known as a(n) ____________________.

The remains of plant and animal life from an earlier time are called ____________________.

Some early calendars developed by the Chinese, Egyptians, and Hebrews, were based on the cycles of the _______________.

A group of 100 years is known as a(n)

• century

• era

• decade

• millenium

The Gregorian calendar .

• lost one day every 128 years.

• is also known as the Hebrew Calendar

• is still in use today.

• was developed by Julius Caesar.

The study of human culture and how it develops over time is called

• archaeology.

• anthropology.

• prehistory.

• paleontology

The most important fact that helped scientists connect the discovery of the skeleton “Lucy” in Africa to modern humans was that it

• had long arms and short legs.

• was only 3 1/2 feet (1.1 m) tall.

• was 3.2 million years old.

• walked upright

The Gregorian calendar begins counting years with the founding of Rome.

• true

• false