Subjects: activities biology mastering web. 1  Click to Rate Hated It. 2  Click to Rate Didn't Like It. 3  Click to Rate Liked It. 4  Click to Rate Really Liked It. 5  Click to Rate Loved It. 6  4.5 1.
California's Central Valley is a large, flat valley that dominates the geographical center of the U.S. state of California. It is 40 to 60 miles (60 to 100 km) wide and stretches approximately 450 miles (720 km) from north-northwest to south-southeast, inland from and parallel to the Pacific Ocean coast.
Noun. 1. Silicon Valley-a region in California to the south of San Francisco that is noted for its concentration of high-technology industries. Calif. , California, Golden State, CA-a state in the western United States on the Pacific; the 3rd largest state; known for earthquakes.Translations.ilicon Valley-a region in California to the south of San Francisco that is noted for its concentration of high-technology industries.