Bode's Law

1. Who is Jan H.Oort ?
   
   • Dutch astronomer
   • English astronomer
   • French astronomer
   • Irish astronomer
2. On what depends the period of revolution of planets?
   
   • Mass
   • Chemical nature
   • Size
   • Distance to the Sun
3. What is Bode's Law?
   
   • A law to determine mass
   • A law to determine distance between two planets
   • A law to dtermine diameter
   • A law to determine distance from the Sun
4. Which diameter determine a planet ?
   
   • The diameter is upper 400 km
   • The diameter is upper 600 km
   • The diameter is upper 800 km
   • The diameter is upper 700 km
5. At the end of how many years can we observe the Halley's comet ?
   
   • 4
   • 55
   • 67
   • 76

• Créé le 04/02/2017
• Publié le 05/02/2017
• Modifié le 05/02/2017
• Difficulté Moyen
• Questions 5
• Thème Scientifique

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