[ع.الصبحي]

السلام عليكم

يسعدني ان اطرح اول موضوع في منتداكم الغالي

و لكن عندي بعض الاسئلة وهي :

on a long alley a bowling ball slows down as it rolls . Is any /س


horizontal force acting on the ball . How do you know


, if two objects of the same size fall through air at different speeds /س

which encounters the greater air resistance

when a car moves along the highway at constant velocity the net/س


force on it is zero . why ?? then , do you continue running your engine

اتمنى مساعدتي بحلها مع الشرح بالعربي ...