was adopted by the United States Congress of the Confederation on May 20, 1785. It set up a standardized system whereby settlers could purchase title to farmland in the undeveloped west. Congress at the time did not have the power to raise revenue by direct taxation, so land sales provided an important revenue stream. The Ordinance set up a survey system that eventually covered over three-fourths of the area of the continental United States.[1]
Answer: b. New weaponry and technology did not address the stalemate of trench warfare, prolonging the war and leading to the massive loss of human lives.
World War I introduced many modern warfares which include airplanes, tanks, trench warfares and other weapons. Along the western front, most of the war was fought using trench warfare. Both sides dug long lines of trenches to protect the soldiers from gunfires and the area between the trenches was called No Man's Land. Trench warfares prolonged the war which led to the loss of millions of soldiers.
Answer:
Between 1960 and 2010, the United States population older than 65 more than doubled.
Explanation:
Between 1960 and 2010, the population of the United States over the age of 65 more than doubled. This was the result of three factors. The first of them is the scientific advance in medicine that the country established during this period, which allowed more diseases to be treated, in addition to allowing medical treatments to be more efficient, which promoted greater health in the population, which increased the longevity of citizens.
The second factor was the great economic growth and the decrease in unemployment that the country experienced during this period. This increased the quality of life and allowed citizens to live for more years.
The third and last factor was the reduction in the birth rate that the country experienced due to the more busy daily lives of citizens, the increasing introduction of women into the labor market and the reduction of marriages.
Answer:
During World War One, there were many technological and scientific advances. The advances were much needed at the time, and changed the nature of warfare, which includes tactics used and their strategy. Scientists and invented worked very hard during the War so that they would have the upper hand during war. These weapons greatly improved efficiency, self-defense, and their warfare.
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