Silicon Valley

The San Francisco 1989 Earthquake
The San Francisco 1989 Earthquake
The San Francisco 1989 Earthquake The Loma Prieta Earthquake On Tuesday October 17, 1989 at 5:04 PM the Loma Prieta earthquake struck the San Francisco, Monterey Bay, and Silicon Valley areas. Those were no the only areas affected. Many areas up to 70 and 100 miles away could feel the tremble of the quake. The epicenter of the quake was in the Santa Cruz Mountains. The quake measured a magnitude of 7.1. The initial quake lasted 15 seconds. The USGS first thought the magnitude of the quake would
Lithosphere
Lithosphere
Lithosphere Notes on the lithosphere- (rock sphere) Upper most part is crust of earth. Compiled of rocks of outer crust. Outermost shell. Upper part- rocks we see at and near the earths surface. Crust is 5 to 10 km thick under most oceans and 24 to 60 km thick under the continents. The lithosphere under the crust is solid, dense material. (more dense than surface materials). Lithosphere 100-200 km. Notes on the aesthenosphere- zone beneath the lithosphere. Thick like tar. Weak because of high te
English protestants
English protestants
Ex.8 p.20 1) English protestants was the first European settlers, which arrived, searching for religion’s freedom. They introduced to the region distinctive political format – the town meeting in which citizens gathered to discuss issues of the day. Only men of property could vote. Thanks to this, settlers of the New England gained an important political experience. They early realized , that cultivation of the large tracts of land, as was taken in the south, is more difficult in this region. To