phet.colorado.eduForces and Motion: BasicsExplore the forces at work when pulling against a cart, and pushing a refrigerator, crate, or person. Create an applied force and see how it makes objects move. Change friction and see how it affects the motion of objects.Forces and Motion: Basics| CBSE | Telangana | Andhra Pradesh | ICSE | Science | Physics | Newton's Laws of Motion | Balanced and Unbalanced Forces | Contact and Non Contact Forces | Forces and Motion: Basics | Virtual Lab | Simulation |