Answer:
Latitude lines, which run horizontally around the Earth, allow mariners and pilots to know how far north or south they are from the equator, while longitude lines, which run vertically between the two poles, tell travelers how far east or west they are from the prime meridian.
Explanation:
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Water erosion is the main cause which is the loss of topsoil due to water.
Answer:
The biosphere is made up of the parts of Earth where life exists.
