The Indian Ocean Geoid Low is the largest gravity anomaly on Earth, where the ocean surface sits approximately 300 feet lower than expected due to weaker gravitational pull. This phenomenon, which puzzled scientists for decades, was explained in 2023 as being caused by remnants of an ancient tectonic plate from a vanished ocean that sank into Earth's mantle 30 million years ago. As this material moved deep into the planet, it disrupted the flow of hotter mantle material, creating a low-density void beneath the Indian Ocean. This discovery reveals that Earth's gravity is not perfectly uniform across the planet, with some regions experiencing measurably weaker gravitational pull than others.
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There’s a place on Earth where gravity is weaker 😳🌍 #unknownearth追加:
There's a region in the Indian Ocean where gravity is measurably weaker.
[music] Scientists only recently figured out why, and the answer is stranger than they expected. The Indian [music] Ocean geoid low is the largest gravity anomaly on Earth.
It's a region where the ocean [music] surface sits roughly 300 ft lower than it should because the gravitational pull [music] beneath it is weaker than anywhere else on the planet. For decades, no one could explain what was causing it. In 2023, researchers finally proposed an explanation. [music] Beneath the anomaly, deep in the Earth's mantle, there are remnants of an ancient ocean floor.
A tectonic [music] plate from a sea that vanished 30 million years ago. As it sank into the mantle, it disrupted the flow of hot material beneath the [music] crust, creating a low-density void, a ghost of a dead ocean still pulling the Earth out of shape.
What this means is that the Earth's surface >> [music] >> is not uniform. Gravity is not consistent. There are places where the planet literally pulls on you less than others.
Where the ground beneath the ocean is shaped by something [music] that ceased to exist 30 million years before humans ever walked the Earth.
Follow Unknown Earth TV. The rules you learned about Earth, they have exceptions. And
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