Be careful what category you put your question into next time!
It is where the ozone layer is located and it protects from harmful gamma rays and the sun from making the Earth too hot
hope this helps
Answer:
Even if, as Berlin illustrates in a companion table, 100 percent of the African Americans living in the North were free in 1860 (compared to only 6.2 percent in the South), it still is a puzzle to figure out why the majority lived below the Mason-Dixon Line.
Explanation:
Answer:
<h2>hlw its jess</h2><h2>your answer is here </h2>
<h3>The US government.</h3>
<span>There have been 5 major expansions in the US, the first was in the Louisiana </span>territory.