This research on learning motivation at SMA.N 1 Pancurbatu aims to expand inspiration to learn science at SMA.N 1 Pancur baru by applying inquiry learning strategies. This inquiry learning strategy includes steps (1) direction, (2) planning issues, (3) forming speculations, (4) gathering information, (5) testing theories (6) figuring out ends.The approach carried out in this research is called homeroom activity research. This review involved 1 class consisting of 32 students, namely class X MIA 5. Based on the results of research using inquiry learning strategies, it was proven to increase students' of observations of several motivation indicators in cycle 1, it showed 2 low scores. However, after receiving action in cycle 2, these indicato...