a few hundred years ago scientists believed that volcanoes were burning
believed that volcanoes were burning
believed that volcanoes were burning mountains of fire today we know they’re
mountains of fire today we know they’re
mountains of fire today we know they’re really openings or vents to the hot
really openings or vents to the hot
really openings or vents to the hot interior of the planet about 1,500
interior of the planet about 1,500
interior of the planet about 1,500 volcanoes around the world are
volcanoes around the world are
volcanoes around the world are classified as active nearly 90 percent
classified as active nearly 90 percent
classified as active nearly 90 percent of these rest in the Ring of Fire a band
of these rest in the Ring of Fire a band
of these rest in the Ring of Fire a band circling the Pacific Ocean their
circling the Pacific Ocean their
circling the Pacific Ocean their location is no accident while the
location is no accident while the
location is no accident while the Earth’s surface looks stable its crust
Earth’s surface looks stable its crust
Earth’s surface looks stable its crust is made up of immense slabs of rock like
is made up of immense slabs of rock like
is made up of immense slabs of rock like puzzle pieces that constantly shift
puzzle pieces that constantly shift
puzzle pieces that constantly shift where these tectonic plates interact
where these tectonic plates interact
where these tectonic plates interact volcanoes often form friction from
volcanoes often form friction from
volcanoes often form friction from shifting plates melts the Earth’s crust
shifting plates melts the Earth’s crust
shifting plates melts the Earth’s crust causing rock beneath the crust to
causing rock beneath the crust to
causing rock beneath the crust to liquefy this molten rock or magma then
liquefy this molten rock or magma then
liquefy this molten rock or magma then becomes a volcano by erupting through
becomes a volcano by erupting through
becomes a volcano by erupting through rifts in the plates once magma escapes
rifts in the plates once magma escapes
rifts in the plates once magma escapes from the earth
from the earth
from the earth it’s called lava but not all lava is the
it’s called lava but not all lava is the
it’s called lava but not all lava is the same runny lava flows quickly and forms
same runny lava flows quickly and forms
same runny lava flows quickly and forms the gentle slopes of shield volcanoes
the gentle slopes of shield volcanoes
the gentle slopes of shield volcanoes thick sticky lava doesn’t flow as far
thick sticky lava doesn’t flow as far
thick sticky lava doesn’t flow as far and tends to form the steeper slopes of
and tends to form the steeper slopes of
and tends to form the steeper slopes of composite volcanoes composite volcanoes
composite volcanoes composite volcanoes
composite volcanoes composite volcanoes can erupt violently curling ash and lava
can erupt violently curling ash and lava
can erupt violently curling ash and lava at speeds up to 200 miles per hour these
at speeds up to 200 miles per hour these
at speeds up to 200 miles per hour these eruptions sometimes blow away large
eruptions sometimes blow away large
eruptions sometimes blow away large chunks of the volcano itself some
chunks of the volcano itself some
chunks of the volcano itself some volcanoes like Hawaii’s Kilauea form
volcanoes like Hawaii’s Kilauea form
volcanoes like Hawaii’s Kilauea form over hot spots in the Earth’s crust
over hot spots in the Earth’s crust
over hot spots in the Earth’s crust where magma rises in the middle of a
where magma rises in the middle of a
where magma rises in the middle of a tectonic plate Kilauea is one of the
tectonic plate Kilauea is one of the
tectonic plate Kilauea is one of the most active volcanoes on the planet and
most active volcanoes on the planet and
most active volcanoes on the planet and as erupted continuously since 1983
as erupted continuously since 1983
as erupted continuously since 1983 because Kilauea is a shield volcano this
because Kilauea is a shield volcano this
because Kilauea is a shield volcano this constant eruption is a gentle one lava
constant eruption is a gentle one lava
constant eruption is a gentle one lava oozing from Kilauea constantly hardens
oozing from Kilauea constantly hardens
oozing from Kilauea constantly hardens into new land making Hawaii the only
into new land making Hawaii the only
into new land making Hawaii the only state that’s still growing
state that’s still growing
state that’s still growing living near a volcano can be hazardous
living near a volcano can be hazardous
living near a volcano can be hazardous as the residents of Pompeii learned in
as the residents of Pompeii learned in
as the residents of Pompeii learned in the year 79 AD when Mount Vesuvius
the year 79 AD when Mount Vesuvius
the year 79 AD when Mount Vesuvius erupted spewing superheated ash
erupted spewing superheated ash
erupted spewing superheated ash poisonous gas and rocks this deadly
poisonous gas and rocks this deadly
poisonous gas and rocks this deadly combination called a pyroclastic flow is
combination called a pyroclastic flow is
combination called a pyroclastic flow is far more dangerous than a lava flow
far more dangerous than a lava flow
far more dangerous than a lava flow Vesuvius buried Pompeii claiming the
Vesuvius buried Pompeii claiming the
Vesuvius buried Pompeii claiming the lives of 2,000 people though volcanoes
lives of 2,000 people though volcanoes
lives of 2,000 people though volcanoes can be deadly they also provide benefits
can be deadly they also provide benefits
can be deadly they also provide benefits volcanoes created 80% of the Earth’s
volcanoes created 80% of the Earth’s
volcanoes created 80% of the Earth’s surface as well as much of the air we
surface as well as much of the air we
surface as well as much of the air we breathe today
breathe today
breathe today volcanoes create rich soil for farming
volcanoes create rich soil for farming
volcanoes create rich soil for farming and many countries harness their
and many countries harness their
and many countries harness their subsurface heat to create geothermal
subsurface heat to create geothermal
subsurface heat to create geothermal energy both creators and destroyers
energy both creators and destroyers
energy both creators and destroyers volcanoes prove that beneath its calm
volcanoes prove that beneath its calm
volcanoes prove that beneath its calm surface earth remains a living planet
surface earth remains a living planet
surface earth remains a living planet and a Restless one
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