That the mind of seultory man, studious of change
And pleased with novelty, might be indulged
- Cowper
Plates
margins
Divergentsubduction
Convergent
Transverse
deep-ocean trenches
sea-floor spreading
mid-ocean ridge
occurence of earthquakes, volcanoes
hotspots
Useful links:
Plate Tectonics
http://www.wiley.com/college/herenow/ptect/ptect.html