Welcome to CCPO The Center for Coastal Physical Oceanography
Innovative Research
Week 2. Lecture 2 Origin of Ocean Basins
More on Class Operations
Review Syllabus
Goal of Today’s Lecture
Global Relief
The Earth’s Structure
Physiography of the Ocean Floor
Continental Margin
Images From Scientific American
Folds where N.A. plate hits Juan de Fuca Plate
Mississippi Area
Salt Domes off Mississippi
Cliffs of West Florida
Sigsbe Flyby
Deep-Ocean Basin
Mid-Ocean Ridge
Image of Rift Valley in Atlantic
More on Shelf
Shelf Break Depths - E. U.S.
Dimensions of Bathymetric Features - Width
Dimensions of Bathymetric Features - Relief
Dimensions of Bathymetric Features - Depth
Dimensions of Bathymetric Features - Slope
Shelf Width and Depth Atlantic Ocean
Submarine Canyons and other Features
Differences Between Continents and Ocean Basins
Hypsometric Curve
Isostacy
Hydrostatic Equation
Isostacy Example 1
Isostacy Example 2
Isostacy Example 3
Try the Equation for Figure 2.5c
Density of Crustal Rocks
How do we get information on bathymetry?
Echo Sounding
Multibeam Sounding
Side Scan Sonar
Seismic Reflection
Seismic Refraction
Gravity Methods
Gravity Maps
Magnetic Methods
Summary
Email: atkinson@ccpo.odu.edu
Home Page: www.ccpo.odu.edu/~atkinson