Study on Vacuum Density, Repulsive Force between Celestial Bodies and the Cause of Gravity
This study investigates the negative mass of the vacuum and its link to matter by determining the common ground between vacuum and matter and developing...
Children and Preservice Teachers’ Misconceptions and Scientifically Acceptable Conceptions about Movement, Force, and Gravity
A qualitative study of fifty-eight (58) students aged 9 to 12 and 85 preservice elementary teachers from Quebec, Canada, on their alternative conceptions of force,...