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Plate Tectonics Crossword Puzzle

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Name: ___________________________________________ Date: ____________ Period: _______

Plate Tectonics Crossword Puzzle


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2. What is the outermost rigid layer of Earth? 1. What describes large scale movements of the Earth's lithosphere?
6. What is dense and is in the center of Earth and extends from the bottom of 3. When two plates move away from each other this is called...
the outer core to the center of Earth? 4. What explains the age and magnetic patterns of sea floor rocks?
8. What is located between the core and the crust? 5. What is the slow creeping motion of Earth's solid silicate mantle caused by
10. The lithosphere is divided into... convection currents carrying heat from the interior of the Earth to the
11. What extends from below the mantle to the center of Earth? surface?
12. What is the outermost layer of Earth? 7. A boundary at which two plates move past each other horizontally is called
13. What is the movement of matter that results from differences in density? a...
15. What is the liquid layer of Earth's core? 9. What is a layer of weak or soft mantle that is made of rock?
17. What element makes up most of Earth's core? 14. What are the huge trenches on Earth's seafloor?
18. Two plates collide they make... 16. What is the portion of motion of a tectonic plate that can be accounted
19. What is the strong lower part of the Earth's mantle? for b the portion of motion of a tectonic plate that can be accounted for by its
20. What pushes the rest of a plate away from the mid-ocean ridge? subduction?

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