1. force causes pressure . its has low pressure and high pressure .
2. magnetic force is also used in daily life . for example , we use magnetic force in atm cards and ezlink cards . Even our doc has magnetic force !
3. Force is useful for our daily life
4. effect of forces : a moving object change direction or stop or move faster . It can make an object change shape or size.
5. Force are measured in newtons .
6. gravity is also useful to us as we will not float in the air with gravity . Gravity causes weight to change . The lesser the gravity , the lesser the weight we have .
7. forces are magnetic force , gravitational force , fiction and elastic spring force
8. a force is a push or a pull
9. Fictional force cause wear and tear but is also useful for our daily life . It ensures us to walk properly and not fell to the floor .
