brittany wants to use a model to study soil erosion on hills. she is told that farmers can prevent soil erosion by plowing so th
at their furrows run along hills instead of up or down hills. she fills a pan with dirt, packs the dirt firmly, then shapes it into parallel furrows.
1 answer:
Answer:
bill portion
Explanation:
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B, provide systematic irrigation.
Answer:
perceptual region
Explanation:
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A hydro source good luck!!!