If I'm not wrong it's electric because without electricity many advancements wouldn't have been possible like for example; trains, light, radio etc; hoped it helped!
Answer:
Eventually, railways lowered the cost of transporting many kinds of goods across great distances. These advances in transport helped drive settlement in the western regions of North America. They were also essential to the nation's industrialization. The resulting growth in productivity was astonishing
Explanation:
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I don’t really know but Friction and Hydraulics are a principle but I feel like it’s O:)
Answer:
The Declaration contained 3 sections: a general statement of natural rights theory and the purpose of government; a list of grievances against the British King; and the declaration of independence from England. ... On July 4, 1776 the Declaration of Independence was adopted.
Answer:
As World War II came to an end, Europe became indelibly divided into east and west. ... Western European countries were largely democratic, while Eastern European nations mostly had socialist governments that were mere puppet regimes of the Soviet Union.
Explanation:
