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6 Sci Earthquakes

6th Grade Science Earthquakes Vocabulary

QuestionAnswer
FAULT SURFACE ALONG WHICH ROCKS BREAK AND MOVE
EARTHQUAKE VIBRATIONS CAUSED ALONG FAULTS, MOST FROM TRANSFORM BOUNDARY MOVEMENT.
COMPRESSION FORCE OR STRESS THAT SQUEEZES AND COMPRESSES.
TENSION STRESS THAT CAUSES ROCKS TO STRETCH AND BECOME LONGER.
SHEAR FORCE THAT CAUSES ROCKS ON EITHER SIDE OF A FAULT TO MOVE PAST EACH OTHER.
NORMAL FAULT BREAK IN ROCK DUE TO TENSION FORCES, WHEN ROCK MOVES DOWNWARD BELOW THE FAULT SURFACE.
REVERSE FAULT BREAK IN ROCK DUE TO COMPRESSION FORCES, WHEN ROCK MOVES UPWARD AND OVER THE FAULT SURFACE ROCKS.
STRIKE-SLIP FAULT BREAK IN ROCK DUE TO SHEARING FORCES, WHEN ROCKS MOVE PAST EACH OTHER.
SEISMIC WAVE ENERGY WAVES PRODUCED AT THE EARTHQUAKE FOCUS AND MOVE OUT FROM THERE.
SEISMOLOGIST SCIENTIST WHO STUDIES EARTHQUAKES AND SEISMIC WAVES.
SEISMOGRAPH DEVICE USED TO RECORD EARTHQUAKE WAVES.
FOCUS POINT BENEATH EARTH'S SURFACE WHERE ENERGY IS RELEASED IN AN EARTHQUAKE.
EPICENTER POINT ON EARTH'S SURFACE DIRECTLY ABOVE THE EARTHQUAKE'S FOCUS.
PRIMARY WAVE EARTHQUAKE WAVES THAT TRAVEL OUT FROM THE FOCUS AND CAUSE ROCK TO MOVE BACK AND FORTH IN SAME DIRECTION AS WAVE.
SECONDARY WAVE EARTHQUAKE WAVES THAT TRAVEL OUTWARD FROM FOCUS AND CAUSE ROCK TO MOVE IN RIGHT ANGLES TO THE DIRECTION OF THE WAVE.
SURFACE WAVE EARTHQUAKE ENERGY WAVE THAT REACHES EARTH'S SURFACE, TRAVEL OUT FROM THE EPICENTER, AND MOVE ROCK UP AND DOWN AND SIDE TO SIDE.
MAGNITUDE MEASURE OF THE ENERGY RELEASED BY AN EARTHQUAKE.
TSUNAMI POWERFUL SEISMIC SEA WAVE THAT CAN TRAVEL THOUSANDS OF KILOMETERS IN ALL DIRECTIONS AND THAT BEGINS OVER AN EARTHQUAKE FOCUS.
Created by: smurray817
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