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Give difference between earth-centred and sun-centred models.Answer the given question in brief. |
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Answer» First is sun is at the centre in SCM(sun centered model) and EARTH is in ECM.Second is in SCM force of gravity between sun and moving planets/bodies around it CREATE centripetal or required acceleration.In ECM gravitational force of earth will do this work.Earth centred models MAY collide in a time less that SCM.Number of Objects moving round in SCM and ECM will DIFFER as gravitational force in both is not same and of different capacity and limits. |
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