The rate at which work is done is called power
The correct answer is B) the damming of rivers to provide more consistent access to irrigation water.
Federal government initiatives to prevent the future development of Dust Bowl conditions included the creation of shelterbelts, soil erosion education, and the damming of rivers to provide more consistent access to irrigation water.
The Great Plains region of the United States suffered from severe drought and dust storms during the 1930s. Crops were severely affected, livestock died, and farmers had to emigrate to the west to look for better living opportunities. As part of the programs created by President Franklin D. Roosevelt in the New Deal, he instituted the Prairie States Forestry Project and the Soil Erosion Service.
The Civil War time period was during the Civil War, after the War was the Reconstruction time period when they were reconstructing the country :)
The answer is D. <span>The Union won despite heavy causalities.
During the battle of Fredericksburg, technically the confederates army were successful in conquering the territory.
But Confederates have to sacrifice around 12,000 casualties. So despite confederates' victory in fredericksburg, this battle will led to their downfall in American civil war.</span>
Early civilizations depended greatly on agriculture, which means that they depended on water.
What Mesopotamians and Egyptians did (as well as others) was that they built canals from the rivers which would lead water to the crops as an irrigation system more or less.
Answer:

Hope it helped,
BioTeacher101