In the early 1800s slavery was still around and there were many plantation still around. This era was after the Industrial Revolution so machines were operated by slaves. The owners were in there houses with slaves taking care of their house and needs.
Answer:
The ancient Egyptians would come to invent mathematics, geometry, surveying, metallurgy, astronomy, accounting, writing, paper, medicine, the ramp, the lever, the plow, and mills for grinding grain
Explanation:
Ancient Egyptian technology describes devices and technologies invented or used in Ancient Egypt. The Egyptians invented and used many simple machines, such as the ramp and the lever, to aid construction processes. They used rope trusses to stiffen the beam of ships.
Positive effect is the usage of more land whereas negative effects is the control problem of that land.
<h3>Effects of settling the west</h3>
The positive effect of settling the west is that it provides America more land to use and its resources for the betterment of the economy while on the other hand, the negative effect of setting the west is that it was more land to control for the United States as well as the United States had to fight 2 wars to gain the territory.
<h3>Effects of railroads on the physical environment</h3>
The main disturbances caused by railways are air, soil and water pollution and noise which adversely affect species and organisms present in that environment.
Learn more about railroads here: brainly.com/question/2724028
12,000 B.C.E TO 400 B.C.E
<span>Nero was the roman emperor</span>