Continental crust is 2.7-3.0
Oceanic crust is 3.0-3.3
Mantle is 3.3-5.7
Outer core is 9.9-12.2
Inner core is 12.6-13.0
Floods, hurricanes, tornadoes
Answer:
Modern humans originated in Africa within the past 200,000 years and evolved from their most likely recent common ancestor, Homo erectus, which means 'upright man' in Latin. Homo erectus is an extinct species of human that lived between 1.9 million and 135,000 years ago.
Explanation:
Answer:
True
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