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Type: Multiple-Choice
Category: Planetary Motion
Level: Grade 9
Score: 1
Author: swiftadam81
Last Modified: 6 years ago

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Planetary Motion Question

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Grade 9 Planetary Motion

How long does it take Earth to complete one revolution?
  1. 29.5 days
  2. 365.25 days
  3. 24 hours
  4. 72 hours