the ground starts to quiver glasses rattle soon wall shifts and everything
rattle soon wall shifts and everything
rattle soon wall shifts and everything begins to collapse telltale signs of
begins to collapse telltale signs of
begins to collapse telltale signs of what could be a devastating earthquake
what could be a devastating earthquake
what could be a devastating earthquake we’ve seen the destruction they unleash
we’ve seen the destruction they unleash
we’ve seen the destruction they unleash some of us may have even lived through
some of us may have even lived through
some of us may have even lived through one and we know they can be deadly but
one and we know they can be deadly but
one and we know they can be deadly but where does this mountain moving force
where does this mountain moving force
where does this mountain moving force come from while we may think we’re
come from while we may think we’re
come from while we may think we’re standing on solid ground the earth
standing on solid ground the earth
standing on solid ground the earth beneath us isn’t completely stable at
beneath us isn’t completely stable at
beneath us isn’t completely stable at all our planet’s crust is made up of
all our planet’s crust is made up of
all our planet’s crust is made up of about 12 major tectonic plates that fit
about 12 major tectonic plates that fit
about 12 major tectonic plates that fit together like a giant jigsaw puzzle
together like a giant jigsaw puzzle
together like a giant jigsaw puzzle these huge slabs of land float on
these huge slabs of land float on
these huge slabs of land float on superheated magma and constantly shift
superheated magma and constantly shift
superheated magma and constantly shift bump and grind against one another it’s
bump and grind against one another it’s
bump and grind against one another it’s there along the seams where earthquakes
there along the seams where earthquakes
there along the seams where earthquakes tend to happen when friction between the
tend to happen when friction between the
tend to happen when friction between the two plates is violent enough seismic
two plates is violent enough seismic
two plates is violent enough seismic shock waves ripple through the ground
shock waves ripple through the ground
shock waves ripple through the ground rattling everything that stands on it
rattling everything that stands on it
rattling everything that stands on it the stronger and shallower the quake the
the stronger and shallower the quake the
the stronger and shallower the quake the more violent the destruction the most
more violent the destruction the most
more violent the destruction the most violent type of earthquake is born in a
violent type of earthquake is born in a
violent type of earthquake is born in a subduction zone where one tectonic plate
subduction zone where one tectonic plate
subduction zone where one tectonic plate is shoved beneath another while one
is shoved beneath another while one
is shoved beneath another while one plate is forced downward into the mantle
plate is forced downward into the mantle
plate is forced downward into the mantle the other juts upward often violently
the other juts upward often violently
the other juts upward often violently this is a type of quake that rocked
this is a type of quake that rocked
this is a type of quake that rocked Nepal in May 2015
and when subduction happens under the
and when subduction happens under the ocean it can create giant unstoppable
ocean it can create giant unstoppable
ocean it can create giant unstoppable waves called tsunamis like the ones that
waves called tsunamis like the ones that
waves called tsunamis like the ones that killed hundreds of thousands in Japan
killed hundreds of thousands in Japan
killed hundreds of thousands in Japan and Indonesia
on average earthquakes kill about 10,000
on average earthquakes kill about 10,000 people each year
people each year
people each year sometimes numbers are far higher the
sometimes numbers are far higher the
sometimes numbers are far higher the quake that hit Haiti in 2010 killed more
quake that hit Haiti in 2010 killed more
quake that hit Haiti in 2010 killed more than 300,000 by some cows
than 300,000 by some cows
than 300,000 by some cows making it one of the deadliest on record
making it one of the deadliest on record
making it one of the deadliest on record it is estimated that there are 500,000
it is estimated that there are 500,000
it is estimated that there are 500,000 detectable earthquakes in the world each
detectable earthquakes in the world each
detectable earthquakes in the world each year 100,000 of these can be felt and
year 100,000 of these can be felt and
year 100,000 of these can be felt and 100 of them caused damage that’s about
100 of them caused damage that’s about
100 of them caused damage that’s about 0.1% the magnitude of an earthquake is
0.1% the magnitude of an earthquake is
0.1% the magnitude of an earthquake is measured using the Richter scale which
measured using the Richter scale which
measured using the Richter scale which runs from 0 to 10 10 being the strongest
runs from 0 to 10 10 being the strongest
runs from 0 to 10 10 being the strongest every whole number increase on the scale
every whole number increase on the scale
every whole number increase on the scale means 10 times more ground motion change
means 10 times more ground motion change
means 10 times more ground motion change in recorded history the world has never
in recorded history the world has never
in recorded history the world has never experienced a 10 on the Richter scale
experienced a 10 on the Richter scale
experienced a 10 on the Richter scale but scientists predict an average of at
but scientists predict an average of at
but scientists predict an average of at least one major quake of magnitude 8 or
least one major quake of magnitude 8 or
least one major quake of magnitude 8 or higher every year the fact is the
higher every year the fact is the
higher every year the fact is the Earth’s crust is restless and always on
Earth’s crust is restless and always on
Earth’s crust is restless and always on the move we can’t see earthquakes coming
the move we can’t see earthquakes coming
the move we can’t see earthquakes coming but we can’t prepare for them engineers
but we can’t prepare for them engineers
but we can’t prepare for them engineers are now designing stronger buildings
are now designing stronger buildings
are now designing stronger buildings resilient enough to survive a direct hit
resilient enough to survive a direct hit
resilient enough to survive a direct hit scientists are crunching data to project
scientists are crunching data to project
scientists are crunching data to project the power of future quakes and
the power of future quakes and
the power of future quakes and anticipate when and where they can
anticipate when and where they can
anticipate when and where they can strike next
strike next
strike next right now we can only estimate the
right now we can only estimate the
right now we can only estimate the probability an earthquake will occur but
probability an earthquake will occur but
probability an earthquake will occur but perhaps one day we will learn to predict
perhaps one day we will learn to predict
perhaps one day we will learn to predict them minimizing their destruction and
them minimizing their destruction and
them minimizing their destruction and saving countless lives
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