Without friction the world would be very different! It would be so strange in a bad and good way..... For a start, walking would be different because when you put your weight on the foot behind you there would be nothing to stop it sliding. You would fall over and not be able to walk. It would be very hard to get around. You could consider blowing yourself around but it still wouldn't work. Taking …showed first 75 words of 693 total…

…showed last 75 words of 693 total…No engine would ever fail or have to be repaired. Engines would last forever. If there is no friction no engine would weaken, therfore no oils would be needed to repair an engine thus the world's oil supplies would be a lot greater. Tyres of cars would not wear down and cars would be more efficient because they would not have to overcome any drag forces (friction cause by moving through air at high speeds).