[논문] Collision Analysis of Solid Spheres in Laboratory Coordinate System and Center of mass Coordinate System
[논문] A Study of Cross-section of wind Speed Under Distance in a Simple wind Tunnel
[논문] 중등과학 실험을 활용한 관성질량 측정에 대한 연구(A Study on the Measurement of Inertial Mass Using Secondary Science Experiment)