Description: 在地球上，引力幾乎是恆定的，我們稱之為向下的引力。但在更遠的距離上，引力的強度和方向會發生變化，這些差異被稱為潮汐力。例如，地球和月球由於相互的引力吸引而圍繞著一個共同的質心運行，但地球靠近月球一側的物體會在引力作用下加速向月球運動，而地球另一側的物體所受的加速度會小一些。地球上的海水會在這些潮汐加速度的影響下，地球表面近月側和對側會形成 "潮汐隆起"，從而產生地球潮汐。

Related Terms:

• 萬有引力
• 潮汐鎖定

Term and definition status: The original definition of this term in English have been approved by a research astronomer and a teacher
The translation of this term and its definition is still awaiting approval

This is an automated transliteration of the simplified Chinese translation of this term

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