Effectiveness of Visualization on Problem Solving and Experimental Tasks in Learning Heat and Temperature for Grade Nine

2020 
espanolEste estudio examino la efectividad de la visualizacion en la resolucion de problemas y las tareas de experimentacion en el aprendizaje del calor y la temperatura. El diseno de investigacion cuasiexperimental se utilizo con 109 numero total de estudiantes de noveno grado. Los instrumentos fueron prueba de rendimiento, cuestionario y entrevista. Los resultados generales muestran que los puntajes de rendimiento de los alumnos en el grupo experimental fueron mejores que los del grupo de control (prueba t, p EnglishThis study examined the effectiveness of visualization on problem solving and experimentation tasks in learning heat and temperature. Quasi-experimental research design was used with 109 total number of ninth grade students. The instruments were achievement test, Questionnaire and interview. The overall results show that achievement scores of learners in experimental group were better than those in the control group (t-test, p
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