They can occur anywhere between the Earth's surface; about 700 kilometers<span> below the surface.</span>
Factors which caused an Increase in Air Pollution in China:
A.) Coal Combustion
B.) Slash and Burn
C.) Excessive disposal of Garbage into Open Area
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Answer:
1. hydrogen Nitrogen Lead Mercury
2. Phytoplankton
3. About 71 percent of the Earth's surface is water-covered, and the oceans hold about 96.5 percent of all Earth's water. Water also exists in the air as water vapor, in rivers and lakes, in icecaps and glaciers, in the ground as soil moisture and in aquifers, and even in you and your dog.
Explanation:
Did you know that more than half of the oxygen on earth is produced by these tiny one-celled plants in the surface of the ocean called phytoplankton?
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When scientists looked at the polarity of bands of rock on either side of the mid-ocean ridges they find <span>that the patterns of polarity matched up on both sides.
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