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UNIT 2
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 Earths, 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 |
| convergent | moving toward the same place |
| divergent | moves apart in different directions. |
| mid ocean ridge | 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 |