EARTHQUAKES
FAULTS
SEISMIC WAVES
MEASURING EARTHQUAKES,ETC.
PROTECTION AGST. EARTHQUAKES
100
THESE MOVE THROUGH ROCK OR OTHER EARTH MATERIALS.
WHAT ARE VIBRATIONS?
100
THIS FAMOUS WEST COAST FAULT CAUSES MANY EARTHQUAKES IN CALIF.
What is THE SAN ANDREAS FAULT?
100
ANOTHER NAME FOR A SEISMIC WAVE
What is A SEISMIC WAVE?
100
SEISMIC ARRIVAL TIMES ARE USED TO DETERMINE THIS
What is THE EPICENTER
100
THESE STRUCTURES CAN WITHSTAND EARTHQUAKE VIBRATIONS
What is A SEISMIC-SAFE STRUCTURE?
200
THIS TYPE OF PLATE BOUNDARY EXPERIENCES THE MOST EARTHQUAKES
What is A TRANSFORM BOUNDARY?
200
THIS FAULT TYPE IS CAUSED BY TENSION FORCES
What is A NORMAL FAULT?
200
THESE WAVES ARRIVE LAST AND DO THE MOST DAMAGE
What is A SURFACE WAVE?
200
MAGNITUDE OR ENERGY MEASUREMENT IS DETERMINED WHEN USING THIS SCALE
What is THE RICHTER SCALE?
200
THIS TYPE OF REINFORCEMENT ROD IS USED IN HIGHWAY PILLARS
What is A SPIRAL REINFORCEMENT ROD?
300
OVER MUCH TIME THIS TYPE OF ENERGY BUILDS UP IN ROCKS.
What is POTENTIAL ENERGY?
300
THIS FAULT TYPE IS CAUSED BY SHEAR FORCES
What is A STRIKE SLIP FAULT?
300
THIS IS THE POINT WHERE SEISMIC WAVES ARE FIRST RELEASED.
WHAT IS THE FOCUS?
300
THIS SCALE MEASURES THE INTENSITY OR THE AMT. OF GEOLOGICAL AND STRUCTURAL DAMAGE
What is THE MERCALLI INTENSITY SCALE?
300
GAS LINES IN EARTHQUAKE PRONE AREAS ARE EQUIPPED WITH THESE
What is TURN OFF SENSORS
400
THE SURFACE OF A BREAK IN ROCK
What is WHAT IS A FAULT?
400
THIS FAULT IS CAUSED BY COMPRESSION FORCES.
What is A REVERSE FAULT?
400
THIS IS THE POINT DIRECTLY ABOVE THE FOCUS WHERE SURFACE WAVES CAUSE THE MOST DAMAGE.
What is THE EPICENTER?
400
THE REASON SURFACE WAVES ARE MOST DESTRUCTIVE
What is WHERE PEOPLE AND STRUCTURES ARE LOCATED
400
MANY HIGH RISE BUILDINGS STAND ON THESE
What is STEEL AND RUBBER SPRINGS
500
IN THE U.S. MOST EARTHQUAKES OCCUR BECAUSE THESE PLATES SLIP PAST EACH OTHER.
What ARE THE PACIFIC AND NORTH AMERICAN PLATES?
500
ROCK ON EITHER SIDE OF FAULT MOVES PAST EACH OTHER
What is A STRIKE SLIP FAULT?
500
THIS RECORDS THE EARTHQUAKES VIBRATIONS
What is A SEISMOGRAPH?
500
THIS WAVE IS OFTEN CAUSED WHEN EARTHQUAKES OCCUR ON THE OCEAN FLOOR.
What is A TSUNAMI?
500
A PERSON STUDYING EARTHQUAKE ACTIVITY
What is A SEISMOLOGIST?
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