<span>Population density </span><span>defines the average number of people living within a square mile.
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Answer:
Is there a picure maybe?
Explanation:
Sedimentary rocks are types of rock that are formed by the accumulation or deposition of small particles and subsequent cementation of mineral or organic particles on the floor of oceans or other bodies of water at the Earth's surface
Weather forecasting is what goes into the blank
Ok that is not true at all it serves as a physical border between Mexico and the United States