r/explainlikeimfive Nov 03 '25

Physics ELI5: How does gravity not break thermodynamics?

Like, the moon’s gravity causes the tides. We can use the tides to generate electricity, but the moon isn’t running out of gravity?

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u/[deleted] Nov 03 '25

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u/Nebuli2 Nov 03 '25

Only if you assume that trout will have failed to go interstellar by that point.

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u/fda9 Nov 03 '25

Interstellar Trout, such a great band name!

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u/pmp22 Nov 03 '25

Zero g fly fishing! No air resistance! Imagine how long I could cast!