The abyssal plains are predominantly made of igneous rocks as their basic layer, more specifically, basalt from the oceanic crust with which they are underlined with. The basalt is an igneous rock, it is a dark, fine grained volcanic rock.
Answer:
The rotation of the earth
Explanation:
The rotation of the earth means that different sides of the earth are facing the sun at different times.This means that different parts are dark or bright, depending on night or day.
The tilt of the earth causes seasons, and the revolution of the earth creates years.
The first one is <span>Vesturbær
You can find the rest by copy and pasting the coordinates into Google Maps
Ex. </span>64°09'N, 21°58'W
Hope this helps! :D