As with other forms of electromagnetic radiation, X-rays can be described as coupled waves of electric and magnetic fields traveling at the speed of light (about 300,000 km, or 186,000 miles, per second).
Lock Haven, Pennsylvania. The city of Lock Haven is the county seat of Clinton County, in the U.S. state of Pennsylvania. Located near the confluence of the West Branch Susquehanna River and Bald Eagle Creek, it is the principal city of the Lock Haven Micropolitan Statistical Area, itself part of the WilliamsportâLock Haven combined statistical area.
Location within Niagara County. Lockport is a town in Niagara County, New York, United States. The population was 20,529 at the 2010 census. The name is derived from the series of canal locks on the Erie Canal. The locks lift boats from the lowland of Lake Ontario past the Niagara Escarpment.