How do icebergs contribute to deep ocean-basin sediments

Shanti wraps the gift she is taking to a friend's birthday party. she doesn't have very much paper, so she does not overlap any of the edges. how much paper did it take to cover the gift?

The covers all of earth like a thin shell,but it is not a solid sheet of material.it is broken up into several large sections and many smaller ones. fill in the blank.

How do you think the different landforms of northern and southern europe would affect ways of life in those two areas