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Plate Motion
Amplify Plate Motion Vocabulary
| Term | Definition |
|---|---|
| analyze | to examine in detail for a purpose |
| convergent | moving toward the same place |
| cross section | a diagram that shows what the inside of something looks like |
| divergent | moving apart in different directions |
| earthquake | a sudden shaking of Earth's surface |
| eruption | the sudden pushing out of something such as lava from a volcano |
| fossil | evidence of life from the past such as fossilized bones, footprints or leaf prints |
| landform | a feature that forms on the surface of a planet such as a mountain, channel or sand dune |
| lava | hot liquid rock on the surface of the Earth |
| magma | hot liquid rock below the surface of the earth |
| mantle | the layer of soft, solid rock under Earth's plates |
| mid ocean ridge | an underwater mountain range formed when two plates move apart |
| model | an object, diagram, or compute program that helps us understand something by making it simpler or easier to see |
| outer layer | Earth's outermost layer of hard, solid rock that is underneath the soil, vegetation and water |
| pattern | something we observe to be similar over and over again |
| plate | one of the very large sections of hard solid rock that make up Earth's outer layer |
| plate boundary | the place where two plates meet |
| rate | how often or fast something happens |
| surface | the outside or top layer of something |
| system | a set of interacting parts forming a complex whole |
| 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 |