Answer:
a plate is subducted under when a oceanic plate merges or moves to a continental plate causing subduction.
Deflation is a process of erosion by wind which leaves desert pavement behind.
This mineral has the property of crystallinity. Crystalline solids are characterized by their repeating units called unit cells. There are 4 common types of unit cells: primitive cell, body-centered cell, face-centered cell and the hexagonal cubic cell. Each of this have their own distinct unit cell lengths and coordination number.
The Atlantic and Pacific oceans.