SCIENCE QUIZ ERUPTIONS

  refers to the eruptive and non –eruptive activities that take place on a volcano

• volcanic alert

• volcanic eruption

• volcanic process

• volcanic activity

small gas bubbles in the magma

• tephra

• vesicles

• magma

• temperature

tiny pieces of magma

• lava

• vesicles

• magma

• tephra

the largest piece of pyroclastic material,are pieces of solid rock erupted from a volcano

• tephra

• volcanic blocks

• Volcanic ash

• lava

which means"little stones"in italian,are pebble like bits of magma that hardened before they hit the ground(also called cinders)

• volcanic blocks

• volcanic ash

• lapili

• tephra

are large blobs of magma that harden in the air

• volcanic blocks

• volcanic bombs

• volcanic ash

• tephra

are magma trapped beneath the surface that cools and solidifies into coarse-grained materials

• volcanic rocks

• Extrusive Igneous Rocks

• volcanic bombs

• Intrusive Igneous Rocks

are lavas that were ejected from the volcano and flowed out through fractures onto Earth’s surface

• Extrusive Igneous Rocks

• volcanic ash

• Intrusive Igneous Rocks

• volcanic blocks

gas driven explosion that propels magma and tephra

• magmatic eruption

• Explosive eruptions

• volcanic eruption

• Effusive eruptions 

juvenile clasts during explosive decompression of gas within magma that propels it forward

• Magmatic eruption

• Phreatomagmatic eruption

• Phreatic eruption

• explosive eruption