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Jeopardy Sea-Floor Plate Spreading Tectonics Energy Continental Drift Q $100 Q $100 Q $100 Q $100 Q $200 Q $200 Q $200 Q $200 Q $200 Q $300 Q $300 Q $300 Q $300 Q $300 Q $400 Q $400 Q $400 Q $400 Q $400 Q $500 Q $500 Q $500 Q $500 Q $500 Earth’s Structure Q $100 Final Jeopardy $100 Answer The thinner, denser type of crust. $100 Question What is oceanic crust? $200 Answer The rigid layer is made up of the crust and upper portion of the mantle. $200 Question What is the lithosphere? $300 Answer A method scientists use to indirectly study the interior of the Earth. $300 Question What are seismic waves/Earth’s magnetic field? $400 Answer The dense layer of solid iron and nickel. $400 Question What is the inner core? $500 Answer The most massive of all of Earth’s layers. $500 Question What is the mantle? $100 Answer The direct transfer of energy through space. $100 Question What is radiation? $200 Answer A type of heat transfer between materials that are in contact. $200 Question What is conduction? $300 Answer Measure of how much mass there is in a volume of a substance. $300 Question What is density? $400 Answer The transfer of heat by the movement of a fluid (liquid or gas). $400 Question What is convection? $500 Answer Convection currents are found in these two layers of the Earth (be specific!) $500 Question What is the outer core and mantle (asthenosphere)? $100 Answer The last supercontinent landmass. $100 Question What is Pangaea? $200 Answer He was one of the first to propose the theory of Continental Drift. $200 Question Who is Alfred Wegener? $300 Answer The reason the continental drift hypothesis was initially rejected by the scientific community. $300 Question What is no explanation for a force that can move continents? $400 Answer Any trace of an ancient organism that has been preserved in rock. $400 Question What is a fossil? $500 Answer All three main pieces of evidence that support continental drift. $500 Question What is evidence from land features, fossils, and climate. $100 Answer Location of sea-floor spreading. $100 Question What are mid-ocean ridges? $200 Answer Process by which ocean floor sinks beneath a deepocean trench and back into the mantle. $200 Question What is subduction? $300 Answer Causes the ocean floor to move like conveyer belts, creating new land. $300 Question What is sea-floor spreading? $400 Answer The device used to map the mid-ocean ridges. $400 Question What is sonar? $500 Answer The three main pieces of evidence that support sea-floor spreading. $500 Question What are evidence of molten material, magnetic stripes, and drilling samples that show old and new rock? $100 Answer Separate sections of the lithosphere. $100 Question What are tectonic plates? $200 Answer Type of boundary where one plate can sink beneath the other. $200 Question What is a convergent boundary? $300 Answer Type of boundary where rift valleys form. $300 Question What is a divergent boundary? $400 Answer Type of boundary where two plates slip past each other, moving in opposite directions. $400 Question What is a transform boundary? $500 Answer The types of plates that collide to form large, folded mountain ranges. $500 Question What are continental plates? Final Jeopardy He is known for discovering ocean ridges and proposing the idea of sea-floor spreading. Final Jeopardy Answer Who is Harry Hess?