Question

I need an overview of how plate tectonics affect sedimentation, im just not getting it

Answer 1

Here are a number of sites on plate tectonics and sedimentation:

http://www.google.com/search?hl=en&source=hp&ie=ISO-8859-1&q=how+plate+tectonics+affect+sedimentation&btnG=Google+Search

Answer 2

Heat release from the core and mantle drives ocean floor spreading. The plates are pushed by subduction at the edges, pus comes to shove and sedimentary rock is folded bent and subducted as a result