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science unit 1 voca.
vocabulary unit 1
| word | definition |
|---|---|
| geologist | A scientist who studies the forces that make and shape the planet |
| rock | the material that forms the earths hard surface |
| geology | the study of the planet earth |
| constructive forces | a force that builds up mountains and land masses on the earths surface |
| destructive forces | A force that slowly wears away mountains and other features on the surface of earth |
| continents | A great land mass surrounded by oceans |
| seismic waves | A vibration that travels through earth carrying energy released during an earthquake |
| pressure | The amount of force pushing on a surface or area |
| crust | The layer of rock that forms earths outer surface |
| basalt | A dark dense igneous rock with a fine texture found in the oceanic crust |
| granite | A usually light colored rock that is found in the continental crust |
| mantle | the layer of hot solid material between earths crust and core |
| lithosphere | a rigid layer made up of the uppermost part of the mantle and the crust |
| asthenosphere | the soft layer of the mantle on which the lithosphere floats |
| outer core | A layer of molten iron and nickel that surrounds the inner core of earth |
| inner core | A dense sphere of solid iron and nickel in the center of the earth |
Created by:
Mullahyl739
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