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 Ricans commonly refer to themselves as boricuas. The majority of Puerto Ricans regard themselves as being of mixed Spanish-European descent. Recent DNA sample studies have concluded that the three largest components of the Puerto Rican genetic profile are in fact indigenous Taino, TaÃ­no, european And . africanuerto Rico is a multi-ethnic nation, home to people of different ethnic and national backgrounds. As a result, some Puerto Ricans do not treat their nationality as an ethnicity but as a citizenship with various ethnicities and national origins comprising the Puerto Rican people.