A negative feedback loop is a reaction that causes a decrease in function. It occurs in response to some kind of stimulus. Often, it causes the output of a system to be lessened; so, the feedback tends to stabilize the system. This can be referred to as homeostasis, as in biology, or equilibrium, as in mechanics.
Answer:
African-Americans fought for both sides, providing manpower to both the British and the revolutionaries. Their actions during the war were often decided by what they believed would best help them throw off the shackles of slavery. Most believed that victory by the British would lead to the end of slavery.
Explanation:
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Answer:
The Immigration Act
Explanation:
The Immigration Act of 1924 limited the number of immigrants allowed entry into the United States through a national origins quota
Electricity, steel, chemical industries, railroads, steamships, telegraph, textile mills, nitroglycerin and dynamite and submarine telegraphs cables. They revolutionized everyday life and transformed the economy. Electricity increases production and makes safer cities.
Answer:
early 20th century
Explanation:
The style of American blues was developed in the early 20th century. Correct answer: D Blues is a music genre created by African Americans in the early 20th century, originally in the South. The name blues comes for "the blue devils,” which denoted intense visual hallucinations that can accompany severe alcohol withdrawal. Over time it was shortened to “the blues,”.
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