'Rolling friction occurs' presentation slideshows

Unit 3 Forces

Unit 3 Forces. Forces. A force is a push or a pull A force affects how an object moves Can make objects start or stop moving Can make objects move faster or slower Can make objects change direction. Push/Pull Activity.

480 views • 31 slides

Motion

Motion. Chapter 11. Motion. Motion is changing position against a fixed point. You can tell if something is moving if its position changes against some background that stays the same ( frame of reference ). Displacement is the change in position of an object. Motion.

412 views • 22 slides

Force

295 views • 13 slides