Tangischools 8th Grade Science Unit 2 Chapter 7 Lesson 3
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10 terms
Terms | Definitions |
|---|---|
 convection | circulation of material caused by differences in temperature and density |
| convergent plate boundary | where two plates collide |
| divergent plate boundary | where two plates separate |
| lithosphere | cold, rigid outermost rock layer of Earth |
| plastic | capable of being molded or changing shape |
| plate tectonics | theory that Earth's surface is made of rock plates that move with respect to each other |
| ridge push | force created by rising mantle of ocean ridges that creates potential for plates to move away from the ridge |
| slab pull | force created by sinking of a plate, or slab, that pulls on the rest of the plate |
| subduction | sinking of a denser plate below a more buoyant plate at a convergent plate boundary |
| transform plate boundary | where two plates slide by each other |
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