Answer:
As the slab gets to a certain depth, it gets hot enough that it start to melt again. As it melts, it undergoes differentiation and also gets less dense. Low density means that it will start to rise back up again, usually, as granitic magma.
Explanation:
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I want to say C because of the ship ports
Answer:
The answer is It is part of the literary history of the Canadian provinces.
Explanation:
Answer:
The correct answer is C) The Tigris and Euphrates
Explanation:
A and B are not correct because Nile is totally to the west, so this can't be a correct answer.
D is also not correct because Persian Gulf is to the south in contrast to Ur.
C is correct as Ur is located in the Southern part of Mesopotamia, so when they traveled north they were moving along two greatest rivers of Mesopotamia.