What Contribution to Astronomy Was Made by Tycho Brahe

question 13

Multiple Choice

What contribution to astronomy was made by Tycho Brahe?

• A)The planets' orbits around the Sun are ellipses, not circles.
• B)The Earth is not the center of the Universe.
• C)His observations of planetary motion with great accuracy proved circular orbits could notwork.
• D)His telescope revealed the moons of Jupiter before Galileo noted them.
• E)Retrograde motion must be explained by epicycles larger than those of Ptolemy.

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