Cross-section - Pacific Plate tectonics (IMAGE) University of Toronto Caption A cross-section showing how the sinking Pacific slab is stretching and pulling apart weak oceanic plateaux embedded in the Pacific Plate. Credit Erkan Gün & Russell Pysklywec/University of Toronto Usage Restrictions N/A License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.