Answer:
Among the earliest inventions were the abacus, the sundial, and the Kongming lantern. The Four Great Inventions,the compass, gunpowder, papermaking, and printing – were among the most important technological advances, only known to Europe by the end of the Middle Ages 1000 years later.
Explanation:
8. D 9. A 10. B these are for the first section
Well, this had<span> made people think that their religious beliefs had been more important than the political needs of the Union. This is actually still seen today because some of the political leaders like the president will bring religion into politics and it then creates conflicts as there are a huge number of accepted religions in the United States.
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Answer:
B. mercury
Explanation:
Mercury is one of the most common toxic chemicals that can be found in contaminated fish. This is because mercury has become a common pollutant in rivers and other waterways since it it commonly used in mining and industrial operation, and these operations end up throwing the mercury into the waterbodies, where the fish absorb it.