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What is the cause of the Earth's longitude of perihelion?
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What is the primary cause of the Earth's longitude of perihelion?
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A
The gravitational pull of the Sun
💡 Explanation:
The gravitational pull of the Sun is the primary cause of the Earth's longitude of perihelion. The Sun's gravitational pull exerts a torque on the Earth, causing its orbit to precess, or shift, over time.