Question: What is the geoid? What is the reference ellipsoid? How and why do they differ? What is a geoid anomaly? Explain how a positive (or

What is the geoid? What is the reference ellipsoid? How and why do they differ? What is a geoid anomaly? Explain how a positive (or negative) anomaly arises.

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The geoid and the reference ellipsoid are both models used to represent the shape of the Earths surface but they differ in their characteristics and p... View full answer

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