Pengembangan Alat Eksperimen Gerak Jatuh Bebas Dengan Tiga Titik Pe…

This research is motivated by the limitation in availability of free fall experimental apparatus in the senior high school, have caused students to have difficulties in understanding the free fall concept. The goal of this research is to design a valid and practical free fall experiment apparatus, which can also be developed for other experiments such as mechanical energy and restitution coef…