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Created by Terri Street Copyright, 2000 1,000,000 500,000 250,000 125,000 64,000 32,000 16,000 8,000 4,000 2,000 1,000 500 300 200 100 Click to return to question, Cont-P to switch to the pen, cross out two incorrect answers, then Cont-A to switch back to pointer. Click to return to the question and poll the class Click on link to Ask Jeeves, or click on this oval to return to question and ask a friend 100 Question The two types of tectonic plates are? A. oceanic and continental C. mountains and valleys B. oceanic and dense D. continental and less dense A. 100 answer Back to Board 200 question At transform boundaries, tectonic plates _______? A. Collide B. Move Apart C. Slide past eachother D. Do not move C. 200 answer Back to Board 300 question What are the 4 layers of the Earth? From the Outside to Inside A. crust, outer core, Inner core, mantle B. crust, mantle, outer core, inner core C. inner core, mantle, Crust, outer core D. inner core, outer core Mantle, crust B. 300 answer Back to Board 500 question Scientists believe that _____________________. A. Earth's core is made up primarily of iron and nickel C. Earth's mantle is made up primarily of iron and nickel B. Earth's stratosphere is made up primarily of iron and nickel D. Earth's crust is made up primarily of iron and nickel A. 500 answer Back to Board 1,000 question Convection currents in the Earths Interior __________ A. Form solid rocks B.Cause cementation C. Cause the Earth to spin D. Can cause sea floor spreading D. 1,000 answer Back to Board 2,000 question In what layer can you find plate tectonics? A. Asthenosphere B.Mantle C. Lithosphere D. Crust C. 2,000 answer Back to Board 4,000 Question The process by which the ocean floor sinks beneath a deep-ocean trench and back into the mantle is known as A. Convection B. Subduction C. Conduction D. Continental Drift B. 4,000 Answer Back to Board 8,000 Question What is the main function of the asthenosphere? A. Radiation B. Conduction C. Convection D. Convergent C. 8,000 Answer Back to Board 16,000 Question What property of the layers of the earth determine the layers position? A. Temperature C. Speed B. Color D. Density D. 16,000 Answer Back to Board 32,000 Question The main points of evidence that support the continental drift theory? A.Rocks, Habitat, Forestry B. Climate, Fossils, Rocks C. Fossils, Ancestry, Habitat D.Climate, Seasons, Moon circulation B. 32,000 Answer Back to Board 64,000 Question In the diagram above, which of the following has formed at A? A. An ocean trench B.Transform Boundary C. Mid-Atlantic Ridge D.Convergent Boundary A. 64,000 Answer Back to Board 125,000 Question Approximately how many lithospheric plates are there? A. 3 B. 12 C. 6 D. 24 B. 125,000 Answer Back to Board 250,000 Question Where tectonic plates diverge, __________. A. Folded mountains form B. Strike-slip faults form C. New rock comes to the Earth's surface D. One plate dives beneath another C. 250,000 Answer Back to Board 500,000 Question At what type of plate boundary do shallow-focus earthquakes occur? A. Convergent C. Divergent B. Transform D. all of these D. 500,000 Answer Back to Board 1,000,000 Question One remarkable realization associated with the discovery of seafloor spreading was that _____________ . A. The crust of the oceans B. The rotational poles of the Earth have migrated. C. Mountains are more dense D. The crust of the continents is very young relative to the age of the crust of the continents than then mantle is more dense than the crust of the ocean A. 1,000,000 Answer Sorry, try again! Thanks for playing!
