The Law of Conservation of Charge The frictional charging process (as well as any charging process) involves a transfer of electrons between two objects. Charge is not created from nothing. The appearance of negative charge upon a rubber balloon is merely the result of its acquisition of electrons.
The official languages of the island are Spanish and English. Spanish is the primary language of Puerto Ricans, though English is taught as a foreign language in public schools from elementary levels to high school.
Puerto Rico's History. XV Century. TaÃ­no Indians who inhabited the territory, called the island Boriken or Borinquen which means: the great land of the valiant and noble Lord or land of the great lords. Today this word -used in various modifications- is still popularly used to designate the people and island of Puerto Rico.