Over time, the Church in the Byzantine Empire separated from the Church in Rome and became known as the...

The empire in the west became known as the Holy Roman Empire. Finally, 1054 CE saw the East-West Schism, the formal declaration of institutional separation between east, into the Orthodox Church—now the Eastern Orthodox Church—and west, into the Catholic Church—now the Roman Catholic Church.

Explanation:

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a. the astrolabe could determine the correct latitudinal location of the ship

this forms a narrow, steep sided inlet (sometimes deeper than 1300 metres) connected to the sea. the terminal moraine pushed down the valley by the glacier is left underwater at the fjord’s entrance, causing the water at the neck of the fjord to be shallower than the main body of the fjord behind it.