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Hover for more information. Humans can affect weathering (breaking down of rock/soil) in several ways. Humans cause increases in acid rain and pollution, which increase the amount of weathering agents in the air and water, and then on land The effects of weathering disintegrate and alter mineral and rocks near or at the earth's surface. This shapes the earth's surface through such processes as wind and rain erosion or cracks caused by freezing and thawing. Each process has a distinct effect on rocks and minerals.
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Answer:
IM VERY SORRY IM DOUNG THIS FOR POINTS
Explanation:
I pick over an hour questions or a day
Answer: <u>A metal </u>is rare on Earth but relatively abundant in iron-rich meteorites. It has been found in widespread layers on Earth and it's date of deposition coincides with the major extinction of life on Earth 65 million years ago, possibly indicating a connection between a large impact and this extinction.
Explanation: That metal would be iridium
Cultural hearths<span> are civilizations that have </span>cultural influence around the world. There are seven original culture hearths<span> that include West Africa, Meso america, the Nile River Valley, the Indus River Valley, the Wei-Huang Valley, the Ganges River Valley and Mesopotamia</span>
