Uzbek Ishqalanishkuchlari Cited by user Azizbek's blog on 08 Aug 2023 [[Fayl:Friction_Animation_2_Blocks.gif|thumb| Ikki jism orasidagi ishqalanish. Ko'k rang yashil rangga qaraganda qiyalik yuzasiga nisbatan ko'proq ishqalanishga ega.]] [[F…