The 2008 Summer Olympics took place in Beijing, China.
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Answer:
Modernizations were goals first set forth by Deng Xiaoping to strengthen the fields of agriculture, industry, defense, and science and technology in China The Four Modernizations were adopted as a means of rejuvenating China's economy in 1977, following the death of Mao Zedong, and later were among the defining features of Deng Xiaoping's tenure as head of the party.
Explanation:
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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