Force and Pressure Notes, Formulae, pdf download Class:-8th Target: CBSE Board Exams | State Board Exams | NTSE | Olympiads | Foundation Introduction In our daily life, we often push or pull objects. These actions are examples of force. Force can change the state of motion, shape, or direction of an object. This chapter deals with the basic concepts of force and pressure, and their applications in real life. Force - A force is a push or pull acting on an object. - It is a vector quantity , meaning it has both magnitude and direction. Effects of Force Force can: Change the shape of an object. Change the speed of an object. Change the direction of motion of an object. Bring an object in motion to rest and rest to motion. Types of Forces 1. Contact Force: - Acts when two objects are in contact (e.g., muscular force, friction). Types of Contact Force: 1) M...
Comments
Post a Comment