PPT-Evidence of Seafloor Spreading

By April Carlisle and Stephen Loucks Harry Hess The surface of this planet is not fixed as it seems but rather broken up like pieces of a jigsaw puzzle There are enormous plates that move under Earth this process is called plate tectonic and it transformed the thinking of geologist everywhere One of them Harry Hess was a factor in figuring out how plate tectonics worked . Spreading avens Beum radiatum Appalachian avens cliff avens Endangered April 199 Description Spreading avens is a perennial herb f the rse family 2 inches 2 cm high with dense spreading hairs 1s S. eabottom. . B. iosphere. “It just screamed out that there had to be some kind of microbial community there to exploit the energy involved in this water–rock . reaction”. Introduction to C-DEBI:. Presented by:. Clarissa Dobson. Cheryl . Houde. Joe . Kaliszewski. Alana . Gross. Students will be able to relate different plate boundaries to the mid-continental rift and its importance to the area.. A Partial List. 1. Syncretism. In seeking to convert a group of people from their indigenous religion to a spreading religion, missionaries incorporate some elements of the indigenous religion and culture (deities, holidays, rituals, symbols, values, folk beliefs, . Magma expands when heated making volume larger making magma less dense therefore it will __________ to the top of more dense magma . When the magma reaches the surface it cools and contracts becoming _________ _____________ and it will sink.. What do you think?. Recall. :. Theory of Plate Tectonics…. Plate Tectonics . refers to the movements of plates (large segments of continents and ocean) around the Earth’s surface.. These land masses are seen as a giant . Acts 8: 26-40. Philip Obeying God and Spreading the Gospel Acts 8:26-40. Philip from Caesarea prior events in Acts 1-8?. He lived there ~20 years later per Acts 20.. Philip went back to Jerusalem to apostles?. Post-activity answers.. Magma erupting; seafloor spreading. 1. What is happening at Slit B? What feature occurs at the corresponding location on the seafloor/. Subduction. Trenches.. 2. What is happening at slits A and C? What features occur at corresponding locations on the seafloor?. . a. . . q. . Kk. Subduction. Continental. Crust. Oceanic. Crust. Accretionary. Prism. Volcanic. Arc. Trench. Rifting. Spreading. Center. Granite. Basalt. The role of . partial melting. Subduction. Fun Fact: The tallest mountain in the world is…. Not Mt. Everest (29,028 ft). It’s Mauna Kea in Hawaii! (31,000 ft) . It doesn’t get as much attention because 2/3 of it is underwater. Earth’s Internal Layers. The . crust. varies in thickness (4-60 km) oxygen, silicon, magnesium and iron. The . mantle. (2885 km) silicon & oxygen. Outer core. (2270 km) iron & nickle – liquid. By: . Rishon. Pryce, Kaylee French. Period – 6. 09/21/15. Sonar.. The definition of sonar is:. Sonar (an acronym for sound navigation is a way to use sound . to navigate, . communicate . or detect objects on or under the surface of the water, such . Karen E. Daniels, North Carolina State University. . DMR 1608097. laser. camera. (top) Sample image of liquid metal undergoing fractal fingering instability (bottom) Composite image of a thin gel wire, with fluorescent spheres used to track internal deformation.. OIL AT THE SEAFLOORScientists estimate that 1235 square miles of the seafloor around the well contained oiled sedimentsPATHWAYS TO THE SEAFLOOROil made its way to the seafloor by binding or combining