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Does Everyone’s Motivational Beliefs about Physical Science Decline in Secondary School?: Heterogeneity of Adolescents’ Achievement Motivation Trajectories in Physics and Chemistry

Stem EducationStudent MotivationScience EducationPhysical EducationEducational PsychologyMotivationPsychologyEducationAchievement MotivationAdolescent LearningPhysical Science DeclineElementary EducationMotivational BeliefsSecondary School