Validation of an instrument using methods of multivariate analysis about the conceptions of science teaching in the ninth grade of elementary school. Research, Society and Development, [S. l.], v. 10, n. 6, p. e52510616149, 2021. DOI: 10.33448/rsd-v10i6.16149. Disponível em: https://www.rsdjournal.org/rsd/article/view/16149. Acesso em: 5 dec. 2025.