What region borders the Sahara Desert, has highly variable rainfall and a human population dependent on pastoralism?
A) West Africa
B) East Africa
C) Horn of Africa
D) Central Africa
E) Sahel
Answer: E
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Globalization has allowed numerous cultures to quickly attain levels of technology that may have taken much longer for them to achieve. Arriving at different stages of development, urbanization and industrialization at different times is referred to as ________.
A. cultural significance B. cultural divergence C. technological divergence D. cultural attainment
Pacific ocean plate moving 5 centimeters a year...how old will the island rock be when it begins to submerge into the trench
a) 1 mill b) 5 mill c) 100 mill d) 1 bill
The earliest fossils of the Homo species are 2.5-1.6 million years old
a. True b. False
Biome boundaries are vulnerable to climate change because they are primarily identified by their
A) precipitation patterns and soil types. B) temperature patterns and community structure. C) soil types and community structure. D) precipitation and temperature patterns.