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Density Difference us the most responsible formation of convention current
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Deep within the Earth it is so hot that some rocks slowly melt and become a thick flowing substance called magma. Since it is lighter than the solid rock around it, magma rises and collects in magma chambers. Eventually, some of the magma pushes through vents and fissures to the Earth's surface.
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Answer: Con una sólida economía nacional y de exportación centrada en esta abundante variedad de recursos naturales, América del Norte se ha convertido en una de las más ...
Europa: ResouNational Geogra La rica diversidad agrícola e industrial de Europa ha hecho del continente un centro de comercio y cultura durante siglos.
Explanation: Hope this helped :)
