For many years Champollion's progress was blocked because, like de Sacy and earlier scholars, he believed the hieroglyphs represented things, not sounds. Then, in 1822, he reversed his position. Some of Champollion's rivals suggested that he had gotten the idea from Thomas Young's Encyclopedia Britannica article. There the English scholar explained how the hieroglyphs in Ptolemy's name stood for sounds. Champollion hotly denied these suggestions, claiming that he had arrived at his new position entirely on his own." —The Riddle of the Rosetta Stone,
James Cross Giblin
Which line from the passage shows how de Sacy's and Champollion's ideas were the same?

radioactive dating, also known as  radioisotope dating  is a process that in  estimating the approximate  age  of  rocks. these data can be analyzed from  the studies dealing with the  decay of the radioactive elements that are present in these rocks. in nature, there are a few types of materials or atoms which are quite unstable and they spontaneously decay or breakdown to form other kinds of atoms.

after the civil war, and with the termination of slavery, the south was faced with a big problem; what was supposed to happen and how they were supposed to deal with the freedom and the rights that black people and freed slaves had gained as a result of the north defeating the south and forcing the end of slavery. first, most, if not all, of the workforce of the south came from slaves and they did not have an option to replace the loss of said workforce. second, particularly in the south, people were convinced that black people were lesser, less intelligent, less capable and less smart than whites. this posed a huge problem for them. also, southerners were faced with another issue; freed slaves now had a say in how their lives would be lived and the right to politically choose the way they would be governed. people in the south did not want to accept this, none of this and this opposition and the conflicts that arose from it, not to mention the afereffects of the war, forced the congress of the time to enact and enforce the reconstruction plans that had been proposed by president andrew johnson.

not sure but thinking i'ts cause the government was broke. not sure

he killed his so.