name given to melted rocks while it is still underground?
a reservoir of magma a few miles bemeath the surface that may give rise to a valcano?
a vent that allows molten rocks and hot gasses to escape from within the earth?
name gave to melted rocks that has reached the earths surface?
the belt of valcanoes that encorcles the pasific ocean?
ring of fire
holes or cracks serving as escape vents for underground gasses?
valcanic ash lapilli and valcanic bombs are examples of these rocks fragments?