Yea keeep trying youll get it your smart everyone is
keep it up
Answer:
The terraces were built to make the most efficient use of shallow soil and to enable irrigation of crops by allowing runoff to occur through the outlet. The Inca built on these, developing a system of canals, aqueducts, and Iquitos to direct water through dry land and increase fertility levels and growth.
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Answer:
Ronald McNair was nationally recognized for his work in laser physics and was one of the thirty-five applicants selected by NASA from a pool of ten thousand. In 1984, McNair became the second African-American to make a flight into space. He was a mission specialist on the space shuttle Challenger.
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Answer:
Christopher Columbus
Explanation:
That's why Native Americans are often refereed to as Indians, because that is what Christopher Columbus thought. He believed he was in India not America.
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Explanation:
1) bị coi là thất bại vì nhiều lý do
