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The oblateness of Earth occurs at the: subtropics equator Opoles Prime Meridian JUN 14 O tv

The oblateness of Earth occurs at the: subtropics equator Opoles Prime Meridian JUN 14 O tv

Applications and Investigations in Earth Science (9th Edition)
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
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**Quiz Question: Understanding Earth's Oblateness** The oblate shape of Earth refers to the slight flattening at the poles and bulging at the equator caused by its rotation. This shape is different from a perfect sphere. **Question:** Where does the oblateness of Earth occur most prominently? 1. ◯ Subtropics 2. ◯ Equator 3. ◯ Poles 4. ◯ Prime Meridian **Explanation:** The answer to this question is "Equator." The Earth's oblateness is evident as an equatorial bulge, which is a result of the centrifugal force due to its rotation. This force causes the equator to bulge out slightly, making the distance from the Earth's center to the equator greater than the distance to the poles. **Additional Context:** Various studies and satellite measurements confirm this equatorial bulge, with the Earth's diameter being about 43 kilometers larger at the equator than from pole to pole. Understanding this concept is fundamental in fields like geodesy, which measures and monitors Earth's shape and size to improve our understanding of the planet.
Transcribed Image Text:**Quiz Question: Understanding Earth's Oblateness** The oblate shape of Earth refers to the slight flattening at the poles and bulging at the equator caused by its rotation. This shape is different from a perfect sphere. **Question:** Where does the oblateness of Earth occur most prominently? 1. ◯ Subtropics 2. ◯ Equator 3. ◯ Poles 4. ◯ Prime Meridian **Explanation:** The answer to this question is "Equator." The Earth's oblateness is evident as an equatorial bulge, which is a result of the centrifugal force due to its rotation. This force causes the equator to bulge out slightly, making the distance from the Earth's center to the equator greater than the distance to the poles. **Additional Context:** Various studies and satellite measurements confirm this equatorial bulge, with the Earth's diameter being about 43 kilometers larger at the equator than from pole to pole. Understanding this concept is fundamental in fields like geodesy, which measures and monitors Earth's shape and size to improve our understanding of the planet.
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