A015) Strike-Slip Faults - Carrizo Plain, CA. The Problem 15 placemarks highlight a stream near the Carrizo Plain in California that has been offset along the San Andreas fault zone (the San Andreas Fault is a strike-slip fault that forms a transform plate boundary between the North American and Pacific plates). Given the offset stream in the view, what is the sense of offset along this fault

Ageologist is working in an area with exposed sedimentary rocks and finds a well exposed sequence of stratified rocks. as he works through a thick sequence of limestone, he sees abundant large clam fossils that produce an interlocking texture suggesting a reef, but within the limestone section these clams disappear and the overlying limestone is made up primarily of fragments of corals. he now moves 50 km away and finds limestones interbedded with shales, and the limestones contain the same clam fossils he had seen previously 50 km away. as he continues through this section, the rocks become entirely limestone, and the clams disappear again with coral fossils above forming a reef structure. he concludes