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.
I believe the answer is: <span>Learned helplessness
</span><span>Learned helplessness refers to the feel of helplesness that created by exposing an individual to a negative situation for a long period of time, to the point where they perceive the negative situation as something that 'normal' or 'supposed to happen'</span>
He discovered the "new world", he discovered that the world wasn't flat , he brought new diseases to the new world which killed many. (If you need more lmk)
The Three Long term results that occurred due to the Treaty of Versailles would be following:
A) It imposed reparations on Germany and reduced both its land and population.
B) It placed limits on the German military meant to reduce the possibility of further German aggression.
C) It left Germany with sufficient political unity and economic vitality to enable its conquests during the Second World War.
No, this statement is false. According to Schaie and his colleagues' longitudinal studies, meaningful cognitive impairment does not show up until the age of 60.
At what age does cognitive decline start?
According to a study that was just published on bmj.com, cognitive function, which refers to the brain's memory, reasoning, and comprehension abilities, can begin to decline as early as age 45.
What kind of study is a longitudinal study?
Studies that track specific individuals over an extended period—often years or decades—use continuous or recurring measures.
Why is longitudinal research important?
Researchers can study dynamic ideas rather than static ones using longitudinal data. Knowing how people transition from one circumstance to another is crucial (for example, through work, poverty, parenthood, ill health, and so on). the relationship between early circumstances in life and subsequent results.
Learn more about longitudinal research: brainly.com/question/13045209
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