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PLATE MOTION
| Term | Definition |
|---|---|
| CROSS SECTION | A DIAGRAM THAT SHOWS WHAT THE INSIDE OF SOMETHING LOOKS LIKE |
| OUTER LAYER | EARTH'S OUTERMOST LAYER OF HARD SOLID ROCK THE IS UNDERNEATH THE SOIL VEGETATION AND WATER |
| PLATE | ONE OF THE VERY LARGE SECTION OH HARD SOLID ROCK THAT MAKE UP EARTH'S OUTER LAYER |
| PATTERN | SOMETHING WE OBSERVE TO BE SIMILAR OVER AND OVER AGAIN |
| PLATE BOUNDARY | THA 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 | moving apart in different directions |
| MID-OCEAN RIDGE | AN UNDERWATER MOUNTAIN RANGE FORMED WHEN TWO PLATES MOVE APART |
| 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 |