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plate motion
| Term | Definition |
|---|---|
| outer layer | Earth's outermost layer of hard solid rock that is underneath the soil vegetation and water |
| cross section | a diagram that shows what the inside of something looks like |
| plate | one of the very large sections of hard solid rock that make up Earth's outer layer |
| pattern | something that happens over and over |
| plate boundary | were they meet |
| earth quake | shaking |
| mantle | the layer of soft solid rock underneath Earth's plates |
| convergent | moving the same place |
| divergent | moves apart in difrent directions |
| mid-ocean ridge | a underwater mountain |
| trench | when plates move together underwater |
| volcanic activity | lave pushed on the surface |