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WorksheetsEarthquake
Total questions: 27
Worksheet time: 14mins
What is the beginning point of an earthquake?
focus
epicenter
tsunami
lithosphere
What is a scientist who studies the movement of the earth called?
tsunami
magnitude
seismologist
focus
What are the vibrations of energy flowing from the focus?
epicenter
tsunami
focus
seismic waves
What is the point on Earth's surface directly above the focus?
tsunami
seismic wave
epicenter
focus
The strength of an earthquake's seismic waves...
epicenter
magnitude
tsunami
focus
Idea that the earth's crust is made up of moving plates is...
lithosphere
seismologist
theory of plate tectonics
tsunami
Giant ocean waves are called?
epicenter
seismic wave
focus
tsunami
What is a sudden and violent shaking of the ground that sometimes causes great destruction due to movements within the earth's crust or volcanic action?
Volcanic
Earthquake
Collapse
Explosion
What is the study of earthquakes and seismic waves that move through and around the earth?
Astronomy
Seismology
Geology
Meteorology
What is the point directly above the focus on the surface?
Epicenter
Hypocenter
Fault line
Magnitude
What is the shaking of the Earth’s crust caused by a release of energy?
Earthquake
Epicenter
Fault
Plate
What will occur when an earthquake happens underwater?
(a)
What is the instrument used by scientists to measure the intensity of an earthquake?
Seismogram
Seismograph
Seismology
Seismologist
When two plates slide past each other, they create a _________.
fault
flood
fire
It is the point of origin of an earthquake found above the focus on Earth’s surface.
hypocenter
epicenter
center
What are the causes of earthquakes
Volcanoes, man made, plate tectonics
Man made, Tsunamis , volcanoes , plate tectonics
Folding and faulting, man made, volcanoes, plate tectonics
Which of the following is true
The Ritcher scale measures the power of an earthquake on a scale of 1 to 9
The Mercalli scale grades the earthquake on the basis of a 12 point scale
The Ritcher scale grades the earthquake on the basis of a 12 point scale
The Mercalli scale measures the power of an earthquake on a scale of 1 to 9
Name the 2 constructive effects
(a)
Which of these is not a destructive effect of an earthquake
Collapse of structures
Landforms
Course of rivers
Flash floods
Which is not a real belt
The circum pacific mountain 70%
The Midworld mountain 20%
The Mid Atlantic ridge 10%
The Mid Atlantic mountain 15%
How did the Russians predict earthquakes
They discovered the P and S waves and then made predictions
They measured changes is sea level and earths magnetic field
A fault plane is
The flat surface along which there is a slip during an earthquake
The fracture in the earths crust
All of the above
None of the above
The Bhuj in Gujrat was caused due to
Folding and faulting
Man made
Plate tectonics
Volcanoes
The koyna earthquake was caused due to
Folding and faulting
Man made
Plate tectonics
Volcanoes
The earthquake between the Java and Sumatra Islands was caused due to
Folding and faulting
Man made
Plate tectonics
Volcanoes
