What type of continental margin is presently represented by the eastern edge of North America?
How did it form? What types of sedimentation is this margin experiencing? What will be an ideal response?
The eastern edge of North America is a passive margin. It formed when Africa rifted away from
North America as Pangaea broke apart. Sediments include nearshore sands, shales further
offshore, and carbonates even further offshore.
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What is a mathematical model?
A) A model used to predict future conditions of a climate B) A model that uses equations to describe a system's behaviors C) A model used to predict past conditions of a climate D) The prediction of a factor's importance
________ soils are common in the southwestern part of the United States
A) Forest B) Rainforest C) Grassland D) Desert E) Wetland
Which plate boundary along the Circum-Pacific Belt is responsible for the majority of that belt's earthquakes?
A) Convergent B) Divergent C) Transform
The Hawaiian mantle plume is a classic example of a long-lived mantle plume being used to demonstrate how the motion of a tectonic plate has changed over time. Which hot spot would be an even better indicator of the Pacific plate's motion over time?
A) Cape Verde mantle plume B) Easter Island C) Yellowstone D) Caroline E) Pitcairn