Question

What did Johannes Kepler contribute to the study of planets? He formulated the universal law of gravitation. He identified the first moons of Jupiter. He collected detailed data that led to the proposal of the heliocentric model. He provided mathematical support for the heliocentric model.

Answer 1

Kepler also struggled with changes in the velocities of the planets. ... Though Kepler is best known for defining laws regarding planetary motion, he made several other notable contributions to science. He was the first to determine that refraction drives vision in the eye, and that using two eyes enables depth perception.

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Answer 2

Answer:

D. He provided mathematical support for the heliocentric model.

Explanation:

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