20
QuizMultiple Choice

The Scientific Revolution — Quiz

Question 20 • *KCPS World History (2027)

Who discovered the three laws of planetary motion?

Answer
A
Nicolaus Copernicus
B
Johannes Kepler
C
Galileo Galilei
D
Isaac Newton

Explanation

Johannes Kepler discovered the three laws of planetary motion by studying observations of the planets, especially Mars. His laws describe how planets orbit the Sun, including their elliptical paths. Isaac Newton later explained the forces behind planetary motion.

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