Schemes Conflict in the application of the laws of physics at the fifth students scientific, and to achieving this aim the researcher introduce the following Null Hypothesis:no difference have a Statistically significant at level of significance (0.05) between the average of students degrees of experimental group which have been studying the scheduled text by using Knowledge Schemes Conflict and average of students degrees of the control group which have been studying by using ordinary method as regards the application of the laws of physics. and to investigate the goal and hypothesis of the research, the researcher chose School (preparatory school of alshamia) for boys in Qadisiyah province, The researcher being chosen at random two classes out of three classes from the fifth students scientific to represent the study sample numbered (66) student distributors on the two groups of search (33) student for the