The important contribution to navigation made by Eratosthenes in the third-century bc was a reasonably accurate calculation of the circumference of our planet.
Who is Eratosthenes?
Eratosthenes was born in 276 BC and died in 194 BC. He was a well-known poet, mathematician, a researcher in geography, and theorist of music. He was the first to gauge the size of the planet.
The Earth was first measured by Eratosthenes of Cyrene. The precise measurement of Earth's circumference was greatly aided by Eratosthenes' work in the third-century bc.
As a result, the Eratosthenes in the third century bc accurate calculation of the Earth.
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Answer:
Separtation of powers was an idea from the enlightenment thinker Baron De Montesquie. This is the idea that from preventing the government from becoming to powerful, you divide it into different branches. This is something that the U.S. has today
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Answer: the practice is called (iconoclasm). The church shown was most likely built by the (Catholic Church). The artwork is being removed because the people thought it was (a sin to display it in a church).
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Answer:
D. To use political prisoners to improve Soviet infrastructure
