Contents Pushes and pulls Putting Things in Motion 3 Direction and speed 13 Friction 2 Changing Shape 25 Activity page Glossary Further reading Index page page page 30 Page
Pushes and Pulls A force is a push or a pull Forces are always with you They are all around you If you've seen Someone pushing a Swing then you ve seen forces work at
Most of the time you can see the cause of a force A person pushes a swing A truck pulls a boat When a truck pulls a boat you see the truck doing pulling the
