The Effect of Science Process Skills on Study Critical Thinking Ability in Scientific Learning

This study aims to see the effect of science process skills on the critical thinking abilities of Junior High School and Islamic Junior High School Jambi City students on the density and reflection of the material in the mirror. The research method used was mixed methods, while the design used was sequential explanatory. The research was conducted at SMP Adhyaksa 1 Jambi City and MTS Al-Jauharen Jambi City. The sampling technique used in this study was cluster sampling. Instrument collecting data in this study used observation sheets science process skills, critical thinking skills test questions, and interview sheets. Data were analyzed using descriptive statistics and inferential statistics. Based on the results of a simple linear regression test, it was obtained t count> t table, namely 6.492> 2.0032 and 2.320> 2.0032, it can be said that there is a significant influence between science process skills and critical thinking skills in density material and its reflection on the mirror. This study shows that students of SMP and MTs have low science process skills and critical thinking skills. To improve sains process skills and critical thinking skills needed to do the learning that is centered on students and familiarize students doing the learning level of the high and the need for understanding of concepts through practical activities.