Quiet Eruption Types
Select the correct word to complete the sentence.
Some volcanoes, like the ones Hawaii, form at a (SUBDUCTION ZONE/HOT SPOT) in the middle of the
Pacific ocean plate. These volcanoes are classified as (SHIELD/COMPOSITE) based on their shape.
Hawaiian volcanoes form when rock from the (CRUST/DEEP MANTLE) melts and rises to the surface.
This magma is (HIGH/LOW) in silica and has a (HOT/COOL) in temperature. The magma at this location
is watery, or (NOT/VERY) viscous.
Explosive Eruption Types
Select the correct word to complete the sentence.
Volcanoes like Mt. Saint Helen’s form at the edge of the Pacific plate, a (SUBDUCTION ZONE/HOT SPOT)
called THE RING OF FIRE. These volcanoes are classified as (SHIELD/COMPOSITE) based on their shape.
Subduction volcanoes form when rock from the (CRUST/DEEP MANTLE) melts and rises to the surface.
This magma is (HIGH/LOW) in silica and has a (HOT/COOL) in temperature. The magma at this location
is watery, or (NOT/VERY) viscous. These pyroclastic eruptions here are mostly (lava/gas, ash, and rock)
and are (NOT/VERY) dangerous.