The Atmosphere is 78% Nitrogen, 21% Oxygen and 15 Other gases.
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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River System........................
Answer:
The key geographic questions ask Where is it located? Why is it there? What is the significance of the location? As students pose additional questions, they seek responses that help to organize spatial understandings: What is this place like?
