Documents Chapter 12 forces and motion power point

1.CHAPTER 12FORCES ANDMOTION12.1 FORCES2. 12.1 FORCESThere are 4 distinct forces in our universe:Gravitational, electromagnetic, strong nuclearand weak nuclear forces.Ex:…

Documents Friction

FRICTION Introduction If we slide or try to slide a body over a surface, the motion is resisted by a bonding between the body and the surface. This resistance is represented…