Physics. Form 1
Force 1.What is a force? Force is a pull or push. 2.Mention types of force a) fundamental forces b) non-fundamental forces 3. Effects of a force *To change shape of a body. *To start a motion. To make a body to move. *To stop motion. 4. Importance of a force. *Help us to walk *Car brakes is application of friction force. *Friction force help us to sharpen a tool like knife, axe 5. Mention fundamental forces *Gravitational force *Weak nuclear force *Strong nuclear force *Electromagnetic force 6. Formula of a force FORCE = MASS X ACCELERATION F = m x a