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20 Cards in this Set
- Front
- Back
- 3rd side (hint)
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What is Geology? |
Study of earth’s structure, history, processes |
structure |
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Parts of earth |
Lithosphere Hydrosphere Atmosphere |
3 |
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Layer of earth that has 2900 km into the center? |
Mantle |
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Explain crust |
Outer layer and has 100 km below sea level |
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What is sial and sima? |
Continental crust - sial Oceanic crust - sima |
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Made of solid rocks that includes crust and mantle |
Lithosphere |
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Explain outer and inner core |
Outer made of molten element Inner made of solid light element Both iron and nickel |
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Difference of tectonic plates and plate tectonics |
Tectonic plates is the pieces of crust and mantle while Plate tectonics is the theory that describes the large motion of lithospere |
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Continental Drift Theory |
Geologist thought that continents move over time |
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What is pangaea/ pangea |
Singular continent |
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Two supercontinent |
Laurasia - northern Gondwana - southern |
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What is Panthalassa |
The vast ocean surrounding the Pangea |
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Five discontinuity and explain |
Conorod - Sial and sima Repiti - upper and lower mantle Lehmann - upper and inner core Guttenberg - core and mantle Mohorovicc - mantle and crust |
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What is sea floor spreading |
When the plates move apart, the oceanic floor extends |
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3 Plate Tectonic |
Divergent - away/ constructive Convergent - towards/ destructive Transform - along/ conservative |
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What is earthquake |
Shaking of ground due to tension in the plate boundaries |
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Parts of earthquake |
Focus - point beneath earths surface Epicenter - center of the surface Body waves - seismic wave that travels fr focus to epicenter Surface wave - seismic wave that is slower than body wave |
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Types of body wave |
Primary - fast Secondary - shear |
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Types of surface waves |
Rayleigh - ground roll Love - sideways movement |
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Explain Tsunami |
Enormous waves and sudden upward of trenches |
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