It is known as Desalination. Hope that helps :)
Answer: Cirques
Explanation:
Cirques are created when glaciers erode the mountainside, scouring into it and creating rounded hollows with steep uphill faces, shaped like tilted bowls. A cirque is often more visible after the glacier melts away and leaves the bowl-shaped landform behind.
Answer:
B: Gravitational Particles From Interstellar Constructs
When rocks form and cool, metal particles align according to the magnetic poles.
The metal particles are affected by the magnetism of the poles, more specifically the north pole which is the stronger magnetic field. The metal particles act like the needle in the compass and align themselves to the north pole.