Chapter 18 Study Questions
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What marks the edge of Africa's plateau in Southern Africa
Great Escarpment
What is the longest river in the world?
Nile River
What supports vegetation and is a critical resource for people living in the desert?
Oasis
What is the largest desert in the world?
Sahara
What is a narrow region of grassland on the southern edge of the Sahara
Sahel
Where do Africa's large mammal migrations take place?
Serengeti Plain
What is the process in which dry conditions spread into areas that are moist?
desertification
What does the pulling apart of continental plates create?
rift valley
What is the sediment that is deposited on farmland by rivers and also acts as a fertilizer?
silt
