Science as a subject has very a important place in primary school because it is impossible to imagine the life and the work without knowledge about nature and natural phenomena. This work analyzis teaching topics which contain scientific terms and representation of scientific terms in Science as the subject from the first to the fourth grade according to the Curriculum (2006). Furthermore, using the questionnaire it was examined how much the scientific terms from primary school are familiar to the students of Teacher Study on Faculty of Educational Science from University Juraj Dobrile in Pula. The levels of knowledge are compared between students of all five years of Teaching study. Analyzing topics and terms of Curriculum the representation of terms from the first to the fourth grade is established with 64%. In the first grade the representation of the scientific terms is 42%, in the second grade 55%, in the third grade 86% and in the fourth 72%. The analysis the questionnaire which examined how much are the students familiar with the scientific terms points out that students of all five years are 48% familiar with the scientific terms and 52% are not familiar with the scientific terms which are used in the primary school. The students of Teacher Study show the best results in solving the tasks of 1. and 2. level of knowledge (Picture 23.) and the lowest results are accomplished in the tasks of 3. and 4. level of knowledge. These results can help students´ in self-evaluation of the science knowledge and in the orientation of the further education of Science on teacher studies, as well.