Key term for Edexcel GCSE Geography A, used in Changing Landscapes of the UK.
A prehistoric ocean that existed between 600 and 400 million years ago; its closure via tectonic subduction was the primary driver of UK upland formation.
Iapetus Ocean appears in Edexcel GCSE Geography A revision content for The Physical Environment, especially Changing Landscapes of the UK and Geological Variations in the UK.
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