In 1750 slaves on farms had to seperate seeds from the cotton. As history went on the cotton gin was invented. The cotton do twoce the work a slave could do in a day. It was also cheaper to use a cotton gin than a real person.
It could be a i hope this helped
The correct answer among all the other choices is C. Weathering breaks down rock and other material. This statement best describes how sediment forms. Thank you for posting your question. I hope this answer helped you. Let me know if you need more help.
Desertification has affected parts of Africa as:
D. it has led to a decrease in land available for farming.
Explanation:
Africa has the biggest desert in the world : the Sahara which is ever expanding and there are other lands in the semi arid regions near the sub tropic too.
This is because of a combination of the geographic features of the sub arid regions, the less nutrient soil that is prone to desertification and the fact that the wind currents are aversion for constant precipitation.
This means that there is increasingly less farm land in the continent.
Answer:
One issue that researchers can have in studying social movements is remaining objective.
Explanation:
It is hard as a researcher to remain objective when studying social movements because the purpose of a social movement is usually to advance a particular cause. This can create an ethical dilemma for the researcher because they should be careful to respect the views of the participant in the research, but the beliefs of the research participant may be problematic, or discriminatory towards others, for example. An example would be studying the Anti-vax movement but you are a researcher who personally supports vaccination.