Answer:
The standard atomic weight is the average mass of an element in atomic mass units. Though individual atoms always have an integer number of atomic mass units, the atomic mass on the periodic table is stated as a decimal number because it is an average of the various isotopes of an element.
The power of the settlement work translated to a broad social engagement of Jane Addams in which she combined here work for Hull House with a comparably passionate contribution to the peace movement during the First World War. That earned her the nickname Saint Jane.
Answer: Not sure exactly when were talking about but overall no, racisms was so bad at points that I wouldn't be surprised if you were shot by your own side simply because of the color of your skin.
Answer:
Most people associate slavery with the American South. However, slaves were utilized in the Caribbean, as well as in all parts of the original colonies and territories that later became the United States. From the time Christopher Columbus (1451–1506) arrived in the Caribbean in 1492, Caribbean Indians were enslaved to work in mines and on plantations. Later, the Spanish began importing African slaves to work the sugar plantations. Because sugar crops required quick processing to avoid spoilage, Caribbean slave life was much harsher than that of slaves in North America. Nineteen-hour days and harsh working conditions led to disease and high death rates. Rather than improve conditions, plantation owners simply increased the number of slaves they imported.
It helped people move and transport goods to other places
