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.
There are some privates Schools in Puerto Rico that they teach you English only but this is a small percentage of school compare with all the schools in Puerto Rico but some people have the choice to go to a school that only teach you in English.