composite volcano
It is commonly called a hierarchy.
phophetic
In the UK the sidewalk is commonly referred to as the pavement.
It is called an arrowhead or, less commonly, a delta.
It can but that's not necessary. If it has, then that rhombus is commonly called a "square".
A bomb that does not explode is called a dud. Sometimes it is called a fizzle. If it was a test shot it is commonly called a misfire.
The rare phenomenon you're talking about is called a calderas.Caldera is the term given to large depressions associated with volcanoes that form when volcanoes explode or collapse into the earth.
These are called composhit volcanoes or stratovolcanoes.
The hole that is formed by the eruption or collapse of the central vent of a volcano is called a caldera. A caldera is typically much larger in size compared to the original volcanic crater and can be several kilometers in diameter.
Volcano bombs are lumps of half-melted, half-cooled balls of lava that is hurled out of a volcano. They are called volcano "bombs" as since they explode into flames on impact.
Pelean eruptions are most commonly seen at stratovolcanoes, which can also be called composite volcanoes.
Mafic, more commonly called Basaltic.
The loudest volcanic eruption on record was the eruption of Krakatoa in 1883 in the Dutch East Indies, now called Indonesia. At the time it was a colony of the Netherlands.
A live volcano is simply called an active volcano.
Sometimes after an eruption , the top of a volcano may collapse down into the partially emptied magma chamber. Which creates a very large opening called a caldera.
it is called a volcano.
Traditionally there are two different structures that can be left behind. Although both structures are a type of hole, there are general size requirements for each. If a smaller volcano suffers a collapse and the hole is less than 1 mile in diameter, it is called a crater. If a larger volcano collapses and the hole is larger than 1 mile in diameter, it is called a caldera.