Pasaribu MN, Hardinata A. DEVELOPMENT OF SCIENCE LITERACY TEST INSTRUMENT ON TEMPERATURE, HEAT AND EXPANSION MATERIALS AT SMP NEGERI 8 MEDAN. universe [Internet]. 2025 Jul. 30 [cited 2026 Apr. 19];6(1):1-11. Available from: http://universe.ppj.unp.ac.id/index.php/universe/article/view/1024