Simple machines

1. ,a object that consists of many particles and can be madero used for different purposes.
2. ,tools that help you increase your effort but can produce more output.
3. ,a shaft used to rotate a gear or wheel.
4. ,l_ _ _ r
5. ,a plane set to a horizontal angle used to lower or raise a load by rolling or sliding
8. ,a object that consists of many particles and used to make our daily lives easier.
11. ,a device that increases the speed of a object.
12. ,try

1. ,the advantage gained by the use of a machine
2. ,a item that is placed in the middle of a load and a effort. It can be placed anywhere eg a elbow and the load is something held in the hand.
6. ,a bundle of items placed on a ginger object for a purpose eg transportation.
7. ,a solid circular item that rotates front and back. In some cases it can be controlled by the steering _ _ _ _ _.
9. ,a circular object surrounded by teeth it comes in different size and shapes.
10. ,a wheel that consist of a grooved rim in which a pulled rope or chain can change direction of the pull therefor is able to lift a load.