The Influence Of Socio-Scientific Issues On Reflective Judgment Of High School’s Student In Ecosystem Material

T his research is aimed to (1) determine d the effect of learning strategy Socio-scientific Issues o n students’ reflective judgment. This research was a quasi-experimental design with pre-test experimental post-test control group. The variables of this study consists of independent variable implementation strategy Socio-scientific Issues , the dependent variable was reflective judgment student’s ability. The s ampling technique used purposive random sampling. The validity of the research instrument us ed content validity, construct and empiricall y validity . Test reliability was calculated us ed Cronbach's Alpha R 11 = 0.706. Analysis of the data in this study us ed the Wilcoxon test for reflective judgment. This result showed a significant difference of concept understandin g and reflective judgment between experimental class and control class with a significance level of 0.000 . Thus, it can be concluded that the application of learning strategies Socio-scientific Issues effected on the reflective judgment student on the ecosystem (hydrological cycle) material.