Abe Mizrahi, Edward E. Prather, Gina Brissenden, Jeff P. Adams, Andrew Fraknoi, David Morrison, Sidney C Wolff, Jeffrey O. Bennett, Mark Voit, Megan O. Donahue, Nicholas O. Schneider, DH104 Dental Materials Knowledge Check CH 1,2. Who Was Galileo and What Were His Contributions? - Study.com Peering through his newly-improved 20-power homemade telescope at the planet Jupiter on Jan. 7, 1610, Italian astronomer Galileo Galilei noticed three other points of light near the planet, at first believing them to be distant stars. Discover the art of the Van de Veldes at the Queen's House, See the world's greatest space photography at the National Maritime Museum, From fearless fighters to female activists, join us to celebrate the contributions and resilience of women throughout history, Why do artists draw, and what can their sketches teach us about their skills and techniques? Object A is 2 times hotter than object B. Question 9 1 pts Which of the following did Galileo not observe with his telescope ? The initial telescope he created (and the Dutch ones it was based on) magnified objects three diameters. He was a man of faith, a lover of art and an accomplished artist. Clearly, the Moon was not as smooth and perfect as it seemed. His questions led to some of the most important answers of the scientific world and to his contributions to astronomy, physics, and mathematics. Suggest how Equation 23-11 could be employed to determine the number of electrons involved in a reversible reaction at a voltammetric electrode. Save my name, email, and website in this browser for the next time I comment. In observing the sun, Galileo saw a series of "imperfections". When he first observed the planet, it showed a tiny, full disc. Corrections? Others had done the same; what set Galileo apart was that he quickly figured out how to improve the instrument, taught himself the art of lens grinding, and produced increasingly powerful telescopes. It was clearly further proof that Copernicus was correct: the Sun was at the center of the solar system. What is the surface temperature of the Sun? What is the semimajor axis (in AU) of a planet with an orbital period of 14 years? It was not possible back then to directly see this event because telescopes lacked the necessary optical technology to observe this phenomenon. You can specify conditions of storing and accessing cookies in your browser. This undermined the idea that everything in the heavens revolved around the Earth (although it was consistent with the Tychonic system as well as the Copernican one). The impact of Fordism on the worker was debilitating. The telescope (along with the microscope, another 17 th century invention) demonstrated that ordinary observers could see things that the Greek philosophers had not dreamed of. PDF. cloud of gas - emission line Through his telescope, he observed the Moon's terrain, the Sun's imperfection, and the phases of Venus. Galileo Galilei (article) | Khan Academy Galileo boldly challenged the Catholic . 12 fascinating facts about Galileo Galilei | Astronomy.com After continued observations it became clear that they were not fixed, and in a matter of days he had come to the conclusion that these new stars were in fact orbiting Jupiter. In another letter, dated December 4th 1612, he wrote: What is to be said concerning so strange a metamorphosis?.
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