Oceanic crust is more dense which makes it subduct and continental crust is less dense which makes it override the oceanic crust during subduction
The correct answer is: C: two and a half years. As a mater of fact, it started in May 1804 and lasted until September 1806. This expedition, also called Corps of Discovery Expedition was the first American expedition to cross what is now the western portion of the United States. Expedition was ordered by president Thomas Jefferson shortly after the Louisiana Purchase in 1803. The goals were to <span>explore and map the newly acquired territory, find a practical route across the Western part of the continent, and establish an American presence in this territory.</span>
Well, the hydrosphere is moving water to provide life for the biosphere. the geosphere is blocking the rain from the hydro and atmosphere from producing life past where it is blocking, so, in essence, the hydrosphere is "moved" into the atmosphere, where it drops onto the geosphere, creating the possibility for life in the biosphere everywhere that is not being "bullied" for lack of better term by the mountains blocking rain.
So to me it looks like that into more of the future more people are born in Urban areas and in the Rural areas it looks like it will slowly go down till there is little to none left.
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it is amazing and butiful thare are some dangers not as manny bugs as amarican tho is prety safe
:D
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