Explain how new inventions and innovations changed Americans' lives
there were two technological innovations that profoundly changed daily life in the 19th century: steam power and electricity. The railroad helped expand the U.S.. The telegraph, the telephone, and the typewriter brought people together that were far away.
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B. </span><span>Africa is the world's second-largest and second-most-populous. </span>
Agencies that are outside presidential control and separate from a traditional department. independent regulatory commissions do not report to the president, independent agencies do.
Answer: A
Explanation:
what negative impact did gold and silver mining have in the west A) Tent cities near the mines fostered criminals as long-term residents B) Ghost towns were left behind after the mines stopped producing C) Mining camps were
