In an oxidation half-reaction, which amount is shown?
A. The number of atoms needed to balance the equation
B. The number of electrons an element gains
C. The number of electrons an element loses
D. The number of electrons needed to balance the equation

Rocks, as they are compressed, begin forming mountains above the earth's surface when two continental plates converge. the continental crust increases in depth as the mountains grow above. the himalayan mountains formed at a convergent plate boundary in this manner. the rocks are smashed together causing them to due to the intense heat and pressure from the colliding plates and eventually forming rock. a) melt; igneous b) layer; sedimentary c) recrystallize; metamorphic d) melt into the earth's interior; metamorphic