Restless Earth- Volacnoes and earthquakes
- Created by: zhzstudent
- Created on: 07-02-14 20:13
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- Restless Earth
- Earthquakes
- plate bounday types
- constructive
- destructive
- conservative
- key words
- jerked past
- subduction zone
- tension
- seismic waves
- vibrations
- epicentre
- point on earths surface
- focus
- where it occurs
- falut line
- convection current
- measuring
- richter scale
- amount of energu released
- magnitude
- magnitude measured =seismometer
- seismograph
- no upper limit
- logarithmic
- 10 times powerful
- logarithmic
- major= above 5
- minor=1-2
- amount of energu released
- Mercalli scale
- effects
- eye witness
- observation
- word/photo
- 1- 12
- effects
- richter scale
- plate bounday types
- volcanoes
- plate boundary
- destructive
- ocanic under continental
- oceanic =more dense
- oceanic-melt destrooyed in mantle
- pool of magma forms
- magma rise through vents
- magma erupt to surface
- magma rise through vents
- pool of magma forms
- ocanic under continental
- consstructive
- plates pull apart
- magma rise-convection current
- fill gap-volcano
- magma rise-convection current
- plates pull apart
- destructive
- types
- composite cone
- ash and lava
- thick ,slow flow
- harden quick
- thick ,slow flow
- steep sided
- mount fuji, japan
- ash and lava
- shield
- lava only
- dome
- thick
- slow flow
- harden quickly
- steep sided
- dome
- runny,quick spread
- wide, low ,flat
- lava only
- dome
- thick
- slow flow
- harden quickly
- steep sided
- composite cone
- plate boundary
- Earthquakes
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