I would have to say its a very hot place to be. but being surrounded by desserts benefited in Egypt in fact that no one could attack or conquer them there. No group could ever cross the Sahara to get to Egypt for they would die half way in. over 40,000 sq kms (15000 sq miles) flowed through Egypt.
The planet may have or may not have had liquid water on it.
Answer: 120 - 240 kilometers per hour
Explanation:
Jet streams are narrow, fast flowing, air currents that are in the atmospheres of certain planets, which includes the Earth. Jet streams are air currents that are placed very high above the Earth and form where there are big differences in temperature in the atmosphere.
The jet stream has winds that blow up to 120 - 240 kilometers per hour which can greatly influence the impact of weather patterns over a continent.
The answer is D. Genghis Khan. hope this helped