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chapter 1
dynamic earth
| Question | Answer |
|---|---|
| what are all the continents as one giant landmass called | Pangaea |
| what causes the plates to move | convection currents |
| what are three ways the plates move | colliding, separating, sliding |
| name 2 plates colliding with the Eurasian plate | African, Indo-Australian |
| name all the plates | Nazca, African, North American, South American, Eurasian, Indo-Australian, Pacific |
| what do separating plates create | volcanic mountains, volcanic islands, earthquakes |
| what do colliding plates create | volcanic mountains, fold mountains, earthquakes |
| what do sliding plates create | earthquakes |
| what is the largest layer of the earth | mantle |
| what layer of the earth is the hottest | inner core |
| which plate does Ireland lie on | Eurasian |
| what are plates moving called | Continental drift |
| what is lava underground called | magma |
| what is released when magma comes to the surface | gas |