Answer:
Radio-wave communications signals travel through the air in a straight line, reflect off of clouds or layers of the ionosphere, or are relayed by satellites in space. They are used in standard broadcast radio and television, shortwave radio, navigation and air-traffic control, cellular telephony, and even remote-controlled toys.
Explanation:
the answer is B. to ensure domestic tranquility
Answer:B
Explanation:just because I said so
The main reason is that t<span>he Union had strong leadership in the West.
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The term that refers to a soldier in the Northern, or Union, army during the Civil War was a Yankee. A Confederate soldier fought for the South. The correct answer is C.