In a barchan dune, the horns point downwind and they form in desert areas where sand supply is limited. Group of answer choices True False

Exposed great deposits of coal and iron ore

Answerstratovolcanoes///near or in the ring of fire;

Answertrue;

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.