If it is january 20 and you go across the idl heading to the west what is the date ?

1. d: oceanic crust is thicker and contains a lot of granite2.d: where two continental plates are colliding  3.b.contour boundaries4.b.plates that are attracted to each other by gravity5.a.as two continental plates collide along a convergent boundary, mountains are formed.

Answer a mineral that contains a combination of silicon, si, and oxygen, o, is a silicate mineral. hope it ^.^