Nils Word Scramble
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Question | Answer |
plate | rigid upper mantle that moves around on the asthenosphere |
fault | surface along which rocks move when they pass their elastic limit |
earthquake | vibrations produced when rocks break along a fault |
normal fault | break in rock caused by tension forces where rock moves down |
reverse fault | break in rock caused by compresion forces and it moves upward |
strike-slip fault | break in rock caused by shear forces and they move past each other |
wave | rythmic movement of energy |
seismic wave | wave generated by an earthquake |
focus | the point below earths surface where energy is released |
primary wave | seismic waves that moves rock particles back and forth |
secondary wave | seismic waves that moves rock particles at a right angle |
surface wave | seismic waves that move up and down and side to side` |
epicenter | point directly above focus |
seismograph | instrument used to register earthquake waves |
crest | highest point of a wave |
Created by:
nils
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