JUMADI SIHOMBING, NIM. 2010241975, The Effect of the PBL-SSI Learning Model on Acid-Base Material on the Scientific Literacy and Curiosity Abilities of Filiasofia High School Students, guided by Jimmi Copriady and Asmadi M. Noer. We are now in the 21st century which is marked by increasingly rapid and complex world development. Various changes occur in the fields of knowledge, technology and …