Answer:
The United States of America is a North American nation that is the world's most dominant economic and military power. Likewise, its cultural imprint spans the world, led in large part by its popular culture expressed in music, movies and television.
Answer: libraries aren’t tools, but they are very useful for research. They are quiet, and have books with all sorts of facts
The part of speech is conjunction.
Answer:
A good academic source should be backed up with factual sources or come from people actually in the field of the topic. Any site with .gov or .edu sites will have the most factual resources and information since there from official people.
Explanation:
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