Hubungan Kecepatan Lari Dan Daya Ledak Otot Tungkai Dengan Hasil Lompat Jauh …

Abstract: Based on the observations result and information from PJOK teacher, the writer found several problems, namely a lack of running speed of students in doing the start and less limb muscle strength of students at the time of the repulsion that affected long jump test results of students. This reseach aims to know correlation of running speed and explosive power of legs with result of lon…