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Volcanic ash forms as a result of gas trapped in magma. As the magma approaches the surface and pressure drops, the gas is released and expands violently. The explosion blasts the magma into small particles, which become volcanic ash.

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What makes the land form of japan fertile?

The island of Japan was partially formed by volcanic activity. Volcanic ash and rock are high in nutrients, with make the ground fertile and great for farming.


What harm can volcanic ash do?

It can form an ash blanket and this can kill if its hot it also suffercates you if the blanket is really bad.


Which of these is not a form of volcanic material?

Basalt is not a form of volcanic material; it is a type of rock that is formed from solidified lava. Volcanic materials typically include lava, ash, and tephra, which are all products of volcanic eruptions.


Why is volcanic ash magnetic?

Volcanic ash is magnetic because the ash has iron in in the objects the lava/magma burns. Or the ash already has iron from the mantle of the Earth burning into the magma of the core.


Why is volcanic ash so heavy?

Volcanic ash is heavy because it is made up of tiny, hard particles of fragmented rock and glass that have been violently ejected from a volcano during an eruption. These particles are dense and can accumulate to form a thick layer of ash that settles on the ground, resulting in the heavy weight associated with volcanic ash.


What is tephor?

Tephor is a type of volcanic ash. Tephor is a type of volcanic ash.


What is pumis and is it fly ash?

a pore or spongy form of volcanic glass, used as an abraive.


Does volcanic ash create basalt?

No. While volcanic ash can have a basaltic composition, it usually does not. Basalt forms from lava. Volcanic ash forms tuff.


What is made of volcanic ash cinders and bombs?

Volcanic ash, cinders, and bombs are called tephra.


What type of rock is tuff?

Tuff is a type of volcanic rock formed from volcanic ash and debris that has been compressed and cemented together. It has a light and porous texture due to the presence of air pockets and is commonly found in areas with volcanic activity.


What is specific health problem that volcanic ash can cause?

Volcanic ash can cause lung problems from breathing the ash in.


What is the scientific name for a volcanic ash cloud?

The scientific term for a volcanic ash cloud is "volcanic ash plume" or "volcanic ash cloud." When a volcano erupts, it releases ash, gases, and other volcanic material into the atmosphere, creating a plume that can pose hazards to aircraft, human health, and the environment.