The region of the United States most harmed by acid rain is the East Coast, including the Appalachian Mountains and the Northeast
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20 meters walk south is the <u>short leg</u>. The long leg is 30 meters walk east. Distance from 30 meters east to starting point is a hypotenuse.
Answer:
Index fossils, intrustions and cross-cutting relationships.
Explanation:
The correct list of three different geologic features that help scientists determine the relative ages of rocks by their position is "index fossils, intrusions, and cross-cutting relationships".
