<span>human geography and physical <span>geography.</span></span>
1.) Which Earth System is unchanging?
Answer: D.) None; All systems change from natural and human causes.
2.) Which is an example of the atmosphere interacting with the "geosphere?"
Answer: From basic background knowledge, I would assume that the correct answer out of all of the given choices would be D.) Water provides oxygen for animals to breathe.
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C Natural Gas hope that helps
When we say Pacific Ring of Fire, this refers to those regions wherein most volcanic eruptions and earthquakes occur. Therefore, characteristics of this include volcanoes, earthquakes, and tsunamis. Hope this answers your question.