http://iwant2study.org/ospsg/index.php/interactive-resources/physics/02-newtonian-mechanics/03-dynamics/247-tracker-modelling-skydiving
Author: Tan Kim Kia
Contact: kimkia.family@gmail.com
More information at: http://iwant2study.org/ospsg/index.php/interactive-resources/physics/02-newtonian-mechanics/03-dynamics/247-tracker-modelling-skydiving