According to the copernicus, the first duty of the astronomer is observation.
What did Copernicus believe?
Nicolaus Copernicus (1473–1543) was a mathematician and astronomer who proposed that the sun was stationary in the center of the universe and the earth revolved around it.
How was Copernicus theory proved?
- Galelio discovered evidence to support Copernicus' heliocentric theory when he observed four moons in orbit around Jupiter.
- Beginning on January 7, 1610, he mapped nightly the position of the 4 “Medicean stars” (later renamed the Galilean moons).
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The answer is Irrigation
Before irrigation's technology developed, humans could only rely on Rain to maintain their Agricultural Water supply.
But as human intellectual developed , we finally able to adapt and created a modern watering system that helped to fulfill our Farm's water supply to survive in a dry Climate
Answer: encouraged many farmers peoples to become hunters and herders
Explanation:
Answer: Gold rush and mining opportunities as well as the Westward Expansion. The opportunity to work in the cattle industry; to be a “cowboy” Faster travel to the West by railroad; availability of supplies due to the railroad. The opportunity to own land cheaply under the Homestead Act.
