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Type: Multiple-Choice
Category: Planetary Motion
Level: Grade 9
Author: LBeth
Last Modified: 7 years ago

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Planetary Motion Question

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Grade 9 Planetary Motion

One day on Mercury is equal to about 59 Earth days. Which statement best explains this phenomena?
  1. Mercury rotates slower than Earth.
  2. Mercury revolves faster than Earth.
  3. Earth is farther from the Sun than Mercury.
  4. Earth has a lower orbital eccentricity than Mercury.