1. Science notebook: vocab words
Rivet
Science notebook: vocab words

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3. pangaea
All lands

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5. Oceanic plate
uppermost layer of the oceanic portion of a tectonic plate

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7. Continental plate
Tectonic plates that lie under surface land masses

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9. Continental drift
The idea that the continents slowly moved over Earth’s surface

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11. Seafloor spreading
The process that continually adds new material to the ocean floor

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13. Plate tectonics
The theory that states that pieces of earth’s lithosphere are in slow, constant motion, driven by convection currents in the mantle

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15. plates
The separate sections of the lithosphere.