EARTHQUAKES
EARTHQUAKES. DEFINITION: EARTHQUAKES DEFINITION: a violent trembling of the earth’s surface.
Dec 17, 2015
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EART
HQ
UAK
ES
EART
HQ
UAK
ESDEFINITION:
EART
HQ
UAK
ESDEFINITION: a violent trembling of the earth’s surface
EART
HQ
UAK
ESDEFINITION: a violent trembling of the earth’s surface
CONSEQUENCES:
EART
HQ
UAK
ESDEFINITION: a violent trembling of the earth’s surface
CONSEQUENCES: buildings destroyed, loss of lives…
EART
HQ
UAK
ESDEFINITION: a violent trembling of the earth’s surface
CONSEQUENCES: buildings destroyed, loss of lives…
CAUSE:
EART
HQ
UAK
ESDEFINITION: a violent trembling of the earth’s surface
CONSEQUENCES: buildings destroyed, loss of lives…
CAUSE: A sudden release of
energy
A sudden release of
energy
EART
HQ
UAK
ESDEFINITION: a violent trembling of the earth’s surface
CONSEQUENCES: buildings destroyed, loss of lives…
CAUSE: A sudden release of
energy
A sudden release of
energy
A sudden movementin a fault
zone
A sudden movementin a fault
zone
EART
HQ
UAK
ESDEFINITION: a violent trembling of the earth’s surface
CONSEQUENCES: buildings destroyed, loss of lives…
CAUSE: A sudden release of
energy
A sudden release of
energy
A sudden movementin a fault
zone
A sudden movementin a fault
zone
EART
HQ
UAK
ESDEFINITION: a violent trembling of the earth’s surface
CONSEQUENCES: buildings destroyed, loss of lives…
CAUSE: A sudden release of
energy
A sudden release of
energy
A sudden movementin a fault
zone
A sudden movementin a fault
zone
Forces from the interior
Forces from the interior
Movement of tectonic
plates
Movement of tectonic
plates
EART
HQ
UAK
ESDEFINITION: a violent trembling of the earth’s surface
CONSEQUENCES: buildings destroyed, loss of lives…
CAUSE: A sudden release of
energy
A sudden release of
energy
A sudden movementin a fault
zone
A sudden movementin a fault
zone
Forces from the interior
Forces from the interior
Movement of tectonic
plates
Movement of tectonic
plates
STUDYING EARTHQUAKES:
EART
HQ
UAK
ESDEFINITION: a violent trembling of the earth’s surface
CONSEQUENCES: buildings destroyed, loss of lives…
CAUSE: A sudden release of
energy
A sudden release of
energy
A sudden movementin a fault
zone
A sudden movementin a fault
zone
Forces from the interior
Forces from the interior
Movement of tectonic
plates
Movement of tectonic
plates
STUDYING EARTHQUAKES: seismographs and seismograms
EART
HQ
UAK
ESDEFINITION: a violent trembling of the earth’s surface
CONSEQUENCES: buildings destroyed, loss of lives…
CAUSE: A sudden release of
energy
A sudden release of
energy
A sudden movementin a fault
zone
A sudden movementin a fault
zone
Forces from the interior
Forces from the interior
Movement of tectonic
plates
Movement of tectonic
plates
STUDYING EARTHQUAKES: seismographs and seismograms
EART
HQ
UAK
ESDEFINITION: a violent trembling of the earth’s surface
CONSEQUENCES: buildings destroyed, loss of lives…
CAUSE: A sudden release of
energy
A sudden release of
energy
A sudden movementin a fault
zone
A sudden movementin a fault
zone
Forces from the interior
Forces from the interior
Movement of tectonic
plates
Movement of tectonic
plates
STUDYING EARTHQUAKES: seismographs and seismograms
They report the energy Richter scale or magnitude
1, 2, 3, 4, 5, 6…
EART
HQ
UAK
ESDEFINITION: a violent trembling of the earth’s surface
CONSEQUENCES: buildings destroyed, loss of lives…
CAUSE: A sudden release of
energy
A sudden release of
energy
A sudden movementin a fault
zone
A sudden movementin a fault
zone
Forces from the interior
Forces from the interior
Movement of tectonic
plates
Movement of tectonic
plates
STUDYING EARTHQUAKES: seismographs and seismograms
They report the energy Richter scale or magnitude
1, 2, 3, 4, 5, 6…
Depending on damagesMercalli scale or intensity
I, II, III, IV, V, VI…. XII
EART
HQ
UAK
ESDEFINITION: a violent trembling of the earth’s surface
CONSEQUENCES: buildings destroyed, loss of lives…
CAUSE: A sudden release of
energy
A sudden release of
energy
A sudden movementin a fault
zone
A sudden movementin a fault
zone
Forces from the interior
Forces from the interior
Movement of tectonic
plates
Movement of tectonic
plates
STUDYING EARTHQUAKES: seismographs and seismograms
They report the energy Richter scale or magnitude
1, 2, 3, 4, 5, 6…
Depending on damagesMercalli scale or intensity
I, II, III, IV, V, VI…. XII
Two scales to measure earthquakes
EART
HQ
UAK
ESDEFINITION: a violent trembling of the earth’s surface
CONSEQUENCES: buildings destroyed, loss of lives…
CAUSE: A sudden release of
energy
A sudden release of
energy
A sudden movementin a fault
zone
A sudden movementin a fault
zone
Forces from the interior
Forces from the interior
Movement of tectonic
plates
Movement of tectonic
plates
STUDYING EARTHQUAKES: seismographs and seismograms
They report the energy Richter scale or magnitude
1, 2, 3, 4, 5, 6…
Depending on damagesMercalli scale or intensity
I, II, III, IV, V, VI…. XII
Two scales to measure earthquakes
PREDICTION
EART
HQ
UAK
ESDEFINITION: a violent trembling of the earth’s surface
CONSEQUENCES: buildings destroyed, loss of lives…
CAUSE: A sudden release of
energy
A sudden release of
energy
A sudden movementin a fault
zone
A sudden movementin a fault
zone
Forces from the interior
Forces from the interior
Movement of tectonic
plates
Movement of tectonic
plates
STUDYING EARTHQUAKES: seismographs and seismograms
They report the energy Richter scale or magnitude
1, 2, 3, 4, 5, 6…
Depending on damagesMercalli scale or intensity
I, II, III, IV, V, VI…. XII
Two scales to measure earthquakes
PREDICTIONWhere?When?
EART
HQ
UAK
ESDEFINITION: a violent trembling of the earth’s surface
CONSEQUENCES: buildings destroyed, loss of lives…
CAUSE: A sudden release of
energy
A sudden release of
energy
A sudden movementin a fault
zone
A sudden movementin a fault
zone
Forces from the interior
Forces from the interior
Movement of tectonic
plates
Movement of tectonic
plates
STUDYING EARTHQUAKES: seismographs and seismograms
They report the energy Richter scale or magnitude
1, 2, 3, 4, 5, 6…
Depending on damagesMercalli scale or intensity
I, II, III, IV, V, VI…. XII
Two scales to measure earthquakes
PREDICTIONWhere? Seismic areas (riks maps) When?
EART
HQ
UAK
ESDEFINITION: a violent trembling of the earth’s surface
CONSEQUENCES: buildings destroyed, loss of lives…
CAUSE: A sudden release of
energy
A sudden release of
energy
A sudden movementin a fault
zone
A sudden movementin a fault
zone
Forces from the interior
Forces from the interior
Movement of tectonic
plates
Movement of tectonic
plates
STUDYING EARTHQUAKES: seismographs and seismograms
They report the energy Richter scale or magnitude
1, 2, 3, 4, 5, 6…
Depending on damagesMercalli scale or intensity
I, II, III, IV, V, VI…. XII
Two scales to measure earthquakes
PREDICTIONWhere? Seismic areas (riks maps) When? Nobody knows… What can we do?
EART
HQ
UAK
ESDEFINITION: a violent trembling of the earth’s surface
CONSEQUENCES: buildings destroyed, loss of lives…
CAUSE: A sudden release of
energy
A sudden release of
energy
A sudden movementin a fault
zone
A sudden movementin a fault
zone
Forces from the interior
Forces from the interior
Movement of tectonic
plates
Movement of tectonic
plates
STUDYING EARTHQUAKES: seismographs and seismograms
They report the energy Richter scale or magnitude
1, 2, 3, 4, 5, 6…
Depending on damagesMercalli scale or intensity
I, II, III, IV, V, VI…. XII
Two scales to measure earthquakes
PREDICTIONWhere? Seismic areas (rik maps) When? Nobody knows… What can we do?
Better buildings
Education of population
Civil protection
1.What do volcanic eruptions and earthquakes have in common?2.What are seismic waves?3.Name the crack in the earth’s surface along which movements take place.4.What is the difference between the hypocentre and the epicentre during an
earthquake?5.Name the instrument used to detect and record earthquakes.6.What does the Richter scale measure?7.Can scientists predict where and when an earthquake will happen?8.Granada is in a seismic area. How can our city avoid or limit an earthquake’s
damage?9.What is a tsunami?10.Where did the tsunami disaster of 26th December 2004 take place?11.What caused that tsunami?12.Have you recently heard of another tsunami? Where? Describe its
consequences.13.Can scientists predict when a tsunami will happen?
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