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first continent; formed the current 7 continents |
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The Theory of Plate Tectonics states that the Earth's crust is made of plates that are in constant motion. |
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What does the theory of plate tectonics state? |
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weak spots on in the Earth's crust where melted lava rises to the surface |
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What Occurs when Earth's plates shift? |
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Where is the crust located in the structure of the Earth? |
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RIght below the Crust (level 2) |
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Where is the mantle located in the structure of the Earth? |
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Below the Mantle (level 3) |
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Where is the outer core located in the structure of the Earth? |
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Below the outer core (Level 4) |
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Where is the inner core located in the structure of the Earth? |
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When magma is heated deep inside the earth, then rises, cools, and sinks back. Forms volcanoes |
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1. Plates 2. Boundries 3. Faults |
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What is the order of Plate Tectonics? |
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The place whre two or more plates meet. Below the crust. |
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1. Convergent 2. Divergent 3. Transform |
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What are the three types of boundaries |
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A type of boundary in which plates come together |
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A type of boundary in which plates move away from each other. Space in between can form a valley. |
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A type of boundary in which plates are sliding past each other in opposite directions. |
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Breaks in Earth's crust that form along boundaries |
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1. Strike Slip 2. Normal 3. Reverse |
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What are the three types of Faults |
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A boundary between the NOrth American and Pacific PLate; a strike slip slip fault in California. |
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Found at the North American/Pacific Plate boundary. Erupted in Washington in 1980. |
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Normal fault in Colarado and New Mexico |
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A series of huge waves caused by an underwater earthquake, volcanic eruption, or land slide. Can be very destructive, but many times can be predicted. |
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