Application of a Learning Model Based on Scientific Literacy to Improve Reasoning Ability Students' Critical Thinking

The purpose of this study was to apply a scientific literacy-based learning model to improve students' critical thinking reasoning abilities in class X SMA Negeri 3 Pematangsiantar. The method used in this study is a Quasi Experimental Design quantitative research method. The results of the study show that the application of scientific literacy-based learning models can improve students' critical thinking reasoning abilities. The hypothesis in this study is that there is an increase in students' critical thinking reasoning abilities in class X SMA Negeri 3 Pematangsiantar. Based on the results of calculations using the t test, it can be concluded that the hypothesis is accepted, namely tcount of 6. 217 greater than ttable of 2. 002. The results of this study are expected to be useful for related parties such as teachers and further researchers.