Dr. Nelson's Plate Tectonics Paradigm Unit...

...and Geoff Hagopian's Solutions
[page 1, page 2, page 3, page 4, page 5, page 6, page 7, page 8]
Spinning globe
  • Consider the underwater topography between the Americas, and Europe/Africa. Is there a correlation among mountain ranges, active volcanoes, and earthquakes?
  • The colors below and the picture shown here depict color-coded absolute ages of the sea floor. In the Atlantic, where is the sea floor youngest and where is it oldest?
  • Map of sea floor ages - courtesy of NOAA
    Scale of sea floor ages
    (Click globes to enlarge. Caution: the enlarged version of this image is very large)