Glossary
Ash-The powdery residue left after the burning of a substance.
Earthquake- A sudden and violent shaking of the ground,sometimes causing great destruction,as a result of movements within the earth's crust or volcanic action.
Lava-Hot molten or semifluid rock erupted from a volcano fissure,or solid rock resulting of cooling of this.
Magma-hot fluid or semifluid material below or within the earth's crust from which lava and other igneous rock is formed by cooling.
Volcano-a mountain or hill,typically conical,having a crater or vent through which lava,rock fragments,hot vapor, and gas are being or have been erupted from the earth's crust.
Earthquake- A sudden and violent shaking of the ground,sometimes causing great destruction,as a result of movements within the earth's crust or volcanic action.
Lava-Hot molten or semifluid rock erupted from a volcano fissure,or solid rock resulting of cooling of this.
Magma-hot fluid or semifluid material below or within the earth's crust from which lava and other igneous rock is formed by cooling.
Volcano-a mountain or hill,typically conical,having a crater or vent through which lava,rock fragments,hot vapor, and gas are being or have been erupted from the earth's crust.