Observation should come first. Check the other answers in case im mixing up a different method. False.
Answer:
The study island answer is "Remediating the mines keeps the contaminants from entering a watershed."
Explanation:
Many contaminants, particularly heavy metals, pollute the area around abandoned mines. If these contaminants enter the watershed, they can kill many organisms that live in that environment.
Answer:
The answer is c
Explanation:
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A delta is formed by constructive erosion.
Answer:
atomic number
Explanation:
the number of protons tell us the atomic number
