In 60 years, from 1801 to 1862, the amount of cotton picked daily by an enslaved person increased 400 percent. The profits from cotton propelled the US into a position as one of the leading economies in the world, and made the South its most prosperous region.
Answer:
Below
Explanation:
D, the universe began 13.8 billion years ago (I assume this test may be a little outdated since the updated version is 13.8 billion years ago, but D is the closest to the answer, so I would go with D).
Hope this helps!! :)
<u>Answer</u>:
This is due to the unequal resource distribution across the land and the distribution of resources depends upon the physical factors like the land and the climatic conditions. Some places are filled with more resources while some are filled with scare resources. The countries which have more resources are wealthy while the countries which do not have that much resources are not wealthy. The metals are also unevenly distributed on the earth’s crust and the most abundant metal is aluminum and silicon. Some of the distracted metals which are found deep in the earth’s crust and then extracted in the ore form from the mines. The most important reason for the uneven distribution of metals in Earth's crust are their physical factors like the climate, land and their topography.
Geologists have used two main types of evidence to learn about Earth's interior: direct evidence from rock samples and indirect evidence from seismic waves.