As used in this part, unless the context otherwise requires:
(1) “Establishment clause” means the portion of the first amendment to the United States constitution that forbids laws respecting an establishment of religion;
(2) “Free exercise clause” means the portion of the first amendment to the United States constitution that forbids laws prohibiting the free exercise of religion;
(3) “Free speech clause” means the portion of the first amendment to the United States constitution that forbids laws abridging the freedom of speech;
(4) “Public school” means any school that: Is operated by the state, a political subdivision of the state or governmental agency within the state; and
(5) Receives state financial assistance; and
(6) “Student” means an individual attending a public school.