Term
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Definition
| Rock formed when chemical reactions cement sediments together, hardening them |
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Term
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Definition
| Rock that behaves like something between a liquid and a solid |
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Term
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Definition
| The boundary between two sections of rock that can move relative to one another |
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Term
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Definition
| The point on the surface of the earth directly above an earthquake's focus |
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Term
| 5 Major Regions/Layers of Earth's Composition |
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Definition
| Crust/Asthenosphere/Mantle/Outer Core/Inner Core |
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Term
| Between what two layers of the earth can you find the Moho? |
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Definition
| The Moho separates the crust from the mantle |
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Term
| What have scientists observed in order to learn about the earths interior? |
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Definition
| Scientists have observed seismic waves |
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Term
| What causes the earth's magnetic field? |
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Definition
| Electrical flow in the core causes the heart's magnetic field |
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Term
| Which two theories attempt to explain the party's magnetic field? Which theory is the most scientifically valid? |
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Definition
Dynamo Theory and the Rapid-Decay Theory.
The Rapid-Decay Theory is more scientifically vaild. |
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