Question

The Earth is described as spheroid or geoid in shape. Why?​

Answer 1

Explanation:

The geoid is a shape like the surface of the Earth. ... For many practical purposes, a simpler shape is used because that makes calculations easier. That shape is called a reference ellipsoid. In basic education, the shape of the Earth is described as being like an orange, a sphere but wider round the equator.

Answer 2

Answer:

earth is sphere in shape because when we start travelling from one point we again reach on the same point