Question 1595Navigation General70% to pass
The Moon is subject to four types of libration. Which of the following is NOT one of these types of libration?
AI Explanation
The correct answer is C) Vertical libration.
The four types of libration that the Moon is subject to are: 1) Libration in latitude, 2) Libration in longitude, 3) Diurnal libration, and 4) Parallactic libration. Vertical libration is not one of the four types of libration observed on the Moon.
Libration in latitude, libration in longitude, and diurnal libration are real physical motions of the Moon, while parallactic libration is an apparent motion due to the change in the observer's position. Vertical libration, on the other hand, is not a recognized type of lunar libration.
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