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SAT® Subject Test in Physics

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Kepler's Laws

SATPHY-YKM9X1

Whose precise observations and records of the positions of the planets were very important to Johannes Kepler, in enabling him to formulate his laws of planetary motion?

A

Galieo Galilei

B

Tycho Brahe

C

Nicolaus Copernicus

D

Isaac Newton

E

Edmond Halley