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plate motion
| Term | Definition |
|---|---|
| Cross section | Diagram that shows what the inside of something looks like |
| Outer layer | Earth's outermost layer of hard, solid rock that is underneath the soil, vegetation, and water |
| Plate | One of the very large sections of hard, solid rock that make up earth's outer layer |
| Pattern | Something we observe to be similar over and over again |
| Plate boundary | The place where two plates meet |
| Earthquake | A sudden shaking of earth's surface |
| Mantle | The layer of soft, solid rock underneath Earth's plates |
| divergent | moving apart in different directions |
| mid-ocean ridge | an underwater mountain range formed when two plates move apart |
| trench | a long, deep indentation in the ocean floor formed when two plates move together |
| volcanic activity | any of the many processes(such as eruptions and lava flows) in which gas, lava, and ash are pushed out on the surface of earth |
| Analyze | to examine in detail for a purpose |