Viscosity		The result of uplift and erosion and are classified based on their size, shape, and relationship to surrounding rocks.
Pluton		Irregularly shaped plutons that are similar to batholiths but smaller in size.
Batholiths		The largest plutons
Stocks		is a mushroom-shaped pluton with a round top and flat bottom.
Laccolith		A substance's internal resistance to flow.
Sill		Opening where lava erupts.
Dike		These form when the summit or the side of the volcano collapses.
Vent		at the top of the volcano, around the vent, is a bowl-shaped depression
Crater		is a pluton that cuts across preexisting rocks
calderas		is a pluton that forms when magma intrudes parallel to layers of rocks.