Hubungan Power Otot Lengan Dan Bahu Dengan Hasil Tolak Peluru Pada Siswa Putr…

Based on observations on male students of class XI IPS of SMA Development in Bagan Sinembah Subdistrict, Rokan Hilir Regency, problems often arise in the observations that the author made when conducting a shot putter test is the maximum in repulsion, this is caused by the non-maximum power of the arm muscles and shoulder. The purpose of this study was to determine whether there is a Relationsh…