In order to make it easier to describe elements and molecules, chemical formulas are used. For example, H represents one atom of hydrogen and O represents one atom of oxygen. If we want to represent two atoms of hydrogen, instead of writing H H, we write H2.
This car is named for Promontory Summit, Utah, just north of Great Salt Lake and the site selected for the joining of the Union Pacific and Central Pacific Railroads. Completion of the railroadâthe greatest engineering feat of the 19th centuryâculminated in a celebration there on May 10, 1869. Promontory Point, often erroneously referred to as the location for the ceremony, juts out into the lake itself. It was the location of a saltworks for many years.
Click here for available Amelia Island Golf Tee Times. The Amelia Island Lighthouse is considered the oldest structure on the island. First constructed in 1820 on Georgia's Cumberland Island, it was dismantled and moved in 1938 and reconstructed on Amelia Island.