Earth Science - New York Regents August 2007 Exam
Base your answers to questions 63 and 64 on the block diagram below The diagram shows the tectonic plate boundary between Africa and North America 300 million years ago, as these two continents united into a single landmass. The arrows at letters A, B, C, and D represent relative crustal movements. Letter X shows the eruption of a volcano at that time.
