Rail Trolley
Kureba 0.9m, Inoshandiswa pakuratidzira uye kuyedza kweboka revadzidzi muchikoro chesekondari chefizikisi, sekuratidza uye kuyedza musimboti 2nd Newton's Low, kinetic energy theorem, yekumhanyisa theorem uye nezvimwe.
Nyora yako meseji pano uye uitumire kwatiri