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Transcript
Gr. 8
Pages 325 - 327
NOTES: EARTHQUAKES
Name:
1. Give 3 expressions used to describe the phenomenon by which the Earth’s crust moves. .
_____________________________________________________________________________
2. What is a seismic wave, how are they formed & what do they cause?
_____________________________________________________________________________
_____________________________________________________________________________
_____________________________________________________________________________
_____________________________________________________________________________
_____________________________________________________________________________
3. What is a seismologist & a seismograph?
_____________________________________________________________________________
_____________________________________________________________________________
4. What 3 plate movements cause earthquake?
_____________________________________________________________________________
_____________________________________________________________________________
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5. Draw the 3 movements caused by earthquake causing plates &
comment on the resulting earthquake’s intensity for each case.
6. Waves produced under the ocean during an earthquake are called
_______________________________or ________________________________.
7. What happend when these waves reach the continental shelf & then the coast?
_____________________________________________________________________________
_____________________________________________________________________________
8. What is the Ring of Fire found in the Pacific? _____________
____________________________________________________
____________________________________________________
____________________________________________________
____________________________________________________
9. The line of the Ring of Fire passes directly above what?
___________________________________________________
___________________________________________________
10. The Mid-Atlantic Ridge, the Mediterrean contour & the
African fracture lines are tectonic plate limits & correspond to
what type of zone?
___________________________________________________
____________________________________________________
____________________________________________________
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