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Orbital Resonances — MCQs

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1. What is an orbital resonance?





2. Orbital resonances usually involve simple ratios of:





3. Which pair of planets in the Solar System is near a 5:2 resonance?





4. The Kirkwood gaps in the asteroid belt are caused by resonances with:





5. The 3:2 orbital resonance exists between Pluto and:





6. A 2:1 resonance means one body completes:





7. The Laplace resonance involves which moons of Jupiter?





8. The Laplace resonance is an example of a:





9. Orbital resonances can:





10. The resonance that explains Saturn’s ring gaps is mainly due to:





11. Which moon of Saturn is in resonance with Enceladus?





12. Orbital resonances can lead to:





13. Which type of resonance helps explain volcanic activity on Io?





14. The Hilda asteroids are in a 3:2 resonance with:





15. Mean motion resonance refers to:





16. Spin-orbit resonance involves:





17. Mercury is in a ___ spin-orbit resonance.





18. The Trojan asteroids are in a 1:1 resonance with:





19. A 1:1 orbital resonance means:





20. Resonances in protoplanetary disks may help explain:





21. The Cassini Division in Saturn’s rings is maintained by a resonance with:





22. A 4:3 resonance means one body makes:





23. Which resonance stabilizes Pluto’s orbit?





24. In resonance systems, orbital eccentricities often:





25. Orbital resonance is an example of:





26. Which resonance influences Neptune’s outer Kuiper Belt objects?





27. Resonance can cause moons to experience:





28. The Great Inequality of Jupiter and Saturn is caused by:





29. The concept of libration is associated with:





30. Moons in resonance often maintain:





31. Resonant orbits are important in:





32. Which moon pair of Saturn is in a 1:2 resonance?





33. A resonance chain involves:





34. The Laplace resonance ratio among Io, Europa, and Ganymede is:





35. Which resonance explains orbital migration in exoplanet systems?





36. Which planet’s moons display multiple resonance relationships?





37. Resonances can clear regions in:





38. Which resonance helps explain Neptune’s capture of Pluto?





39. A resonance overlap can cause:





40. Which of the following is an example of resonance outside the Solar System?





41. The 2:1 resonance with Jupiter explains the absence of asteroids at:





42. Which is a consequence of resonance?





43. A planet in resonance with another may show:





44. Spin-orbit resonances are common in:





45. A 5:2 resonance means:





46. Resonances can produce orbital inclination changes due to:





47. The study of orbital resonance is essential in:





48. Which resonance explains the distribution of Kuiper Belt objects?





49. Orbital resonance can prevent:





50. Orbital resonances demonstrate the role of:





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