The first humans came from which continent?
Africa
The line on the map close to the Sahara Desert, explaining why this area gets so hot.
The Equator
People who moved from place to place, seeking food and water.
Hunter-gatherers
This word, which comes from Latin, means "sign" or "something that shows proof."
Evidence
In what kind of groups were tribes arranged?
Kinship groups
The time period when the first great climate change occurred, allowing grass to grow and rivers to exist.
The Stone Age
Related people
kinship
This word, which comes from Greek, means "those who study ancient peoples and cultures."
archaeologists
What is the main thing you need to live by or have access to in order to survive?
Water
When did the first great climate change occur?
6000 B.C.E.
Lack of moisture in the air
arid
This word, which comes from Latin, means "the number of people in a certain region."
Population
What is one of the largest desert regions in the world?
The Sahara Desert
When did the second great climate change take place?
3500 B.C.E.
People who live in the same area and share the work.
Community
This word, which comes from Latin, means "farming."
Agriculture
In what part of Africa is the Sahara located?
the North
The Sahara grew hotter and drier.
Climate
This word, which comes from Latin, means "beginning" or "roots."
Origins