Sand sheets and dunes cover approximately 25 percent of the Sahara's surface.
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Explanation:
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The Silk Road was not one road but a series of connected roads that acted as a conduit to transport goods to and from China, most of Asia, Arabia, Southern Europe and East Africa.
Called the Silk Road because Chinese Silk was the main trade item at some point, the trade that this road allowed gave rise to increasing economic and living standards as well as an exchange of ideas such as religion, military inventions like gunpowder and sciences. Even diseases passed alone this route (bubonic plague).
Answer:
Explain how the ability to describe the pattern of ice ages over the past million years help to assess what is normal variation in the Earth's atmosphere
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Explanation:
The description of the pattern of ice ages allows the study of climatic variations over the years. This helps to understand the normal variation in the earth's atmosphere, I understand the climate established in each season and how it influenced the patterns of life and resources in the pallet.
These descriptions are made using paleoclimatic instruments that observe elements such as the composition of the ice, the structure of the trees and possible fossils.
The Red Sea is a seawater inlet of the Indian Ocean, lying between Africa and Asia. Its connection to the ocean is in the south, through the Bab el Mandeb strait and the Gulf of Aden.
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