PPT-Ocean Topography Continental Margins

1 Continental Shelf 0200 meters deep Contains 8 of the oceans surface area Biologically richest part of the ocean Contain submarine canyons canyons eroded by glaciers which channel sediments to the ocean floor. . M. Anderson, 2009. Ocean provinces. 3 major provinces. Continental margins. Shallow-water areas close to shore. Deep-ocean basins. Deep-water areas farther from land. Mid-ocean ridge. Submarine mountain range. Floor . --subsurface topography--. Ch. 13, section 2. (before the 1900’s scientists thought the ocean floor was completely flat). Sonar. (sound navigation and ranging). --invented during WWI--. to find depth: use the formula: . Chapter 14 . pg. 393. A. The Vast World Ocean. The blue planet. 71% of earth is covered by ocean. Oceanography – study of the ocean. Geography of oceans. 4 main ocean basins. Pacific Ocean. Largest ocean. Ocean Floor Features. Continental Shelf . The gently sloping section of the continental margin located between the shoreline and the continental slope. . Continental Slope. The steeply inclined section of the continental margin located between the continental rise and the continental shelf. . What is the standard?. S6E3. Students will recognize the significant role of water in earth processes. . What is the element?. c. Describe the composition, location, and subsurface topography of the world’s oceans. . What does the ocean provide for us?. What does the Ocean floor look Like and how do we know this?. How much of earth is covered by the oceans?. - Almost 71% of the earth’s surface is covered by our ocean.. Tom Garrison. Chapter 4:. Ocean Basins. Topics to be Discussed. The Ocean Floor Is Mapped by Bathymetry. Ocean-Floor Topography Varies with Location. Continental Margins May Be Active or Passive. The Topology of Deep-Ocean Basins Differs from That . Plate tectonics review. Earth’s lithosphere is divided into large tectonic plates. They are constantly in very slow, motion.. Plate tectonics review. ____________ pushes the tectonic plates apart in sea floor spreading. This causes the motion of the plates.. Sections:. The Motion in the Ocean: Waves, Tides, and . Currents. What . is “Seawater?”. Ocean Basics: Pressure, Density, Temperature, and Acoustics. Oceanic . Regions: The Open Ocean, Benthic Ocean, and Sea floor Zones. Can have . both. oceanic and continental crust or just one kind.. Three Types of Plate Boundaries. Transform. Divergent. Convergent. Divergent Margin Basin. A distinctive suite of basin develops where plates rift and separate as a result of sea floor spreading. Continental margins under these conditions are referred to as “divergent” or passive margin . Submersibles, satellites, and other technology allow scientists to study the structure and composition of the ocean floor.. a. system that uses transmitted and reflected sound waves to measure distances to the ocean floor; SONAR. Ocean . Floor Features. When we look across the ocean, we see miles and miles of water. However, if we were to look under all this water, we would see many geological features that look very similar to those found on land.. The Vast World . Ocean. Area of Continents and Oceans. Seventy one percent (71%) of the globe is covered with oceans or seas.. Continents and islands compose the remaining twenty nine percent (29 %).. III . B.Sc. Geography. date : . 21. /10/2020. time : . 1.30 . to . 3. .30. Topic : Relief features of ocean. Dr.K.Indhira. guest Lecturer. department of geography. government college for women (a).