Which person is correctly matched with his area of scientific accomplishment?
a) galileo: "law of gases"
b) kepler: planetary orbits
c) newton: blood circulation eliminate
d) copernicus: "first law of motion"

B) Kelper: planetary orbits

Kelper had a similar theory of Copernicus

B) Kepler: planetary orbits.

Explanation:

Johannes Kepler was an astronomer, mathematician and astrologer. He is known for his theory on planetary motion, which provided one of the foundations for Newton's theory of universal gravitation. He was also a professor of mathematics, did work in the field of optics and invented a refracting telescope.

- a.) african slaves and indentured servant’s

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the group i'm selecting: greeks.

a first group of greek immigrants came to the us in the 1850s. the second group came to america starting in the 1890s due to economic opportunities they didn't have back in their home caused by the hardships of ottoman rule. greek immigration was 90% male, many of them expected to work and return to greece after earning enough capital, but ultimately had to remain in the us after the greek genocide.