1. work
1.1. Definition
1.1.1. Book Defintion - product of distance and the force in the direction an objects work
1.1.2. My Definition - something that changes position that uses energy
1.2. Formula
1.2.1. W=Force+Distance
1.3. Units
1.3.1. Joules
1.4. Example
1.4.1. 45N*3M=135 Joules
1.5. Images
1.6. How they relate to simple machines
2. Machanical Advanages
2.1. Definition
2.1.1. Book Definition- a measure of the force amplification achieved by using a tool
2.1.2. My definition - Using a tool to make work easier
2.2. Formula
2.2.1. MA=Output force/Input Force
2.2.2. Ma=Input Distance/Output Distance
2.3. Units
2.3.1. NO UNITS
2.4. Exampes
2.4.1. 78N/15N=5.2
2.4.2. 5.0/1.5=3.33
2.5. Images
2.6. How they relate to simple machines
3. power
3.1. Definition
3.1.1. Book Definition - Doing work
3.1.2. My Definition - Doing Work
3.2. Formula
3.2.1. P=Work/Time
3.3. Units
3.3.1. Watts
3.4. Examples
3.4.1. 135J/2=67.5T Watts
3.5. Images
3.6. How they relate to simple machines
4. 1 class lever
4.1. Definition
4.1.1. Book Definition - a movable bar that pivots on a fulcrum attached to a fixed point.
4.1.2. My Definition - a movable bar on a fixed point
4.2. Examples
4.2.1. A hammer
4.2.2. scissors
4.2.3. tater totter
4.3. Images
4.4. how they relate to simple Machines
5. Wedge
5.1. Definition
5.1.1. Book Definition:a piece of wood, metal, or some other material having one thick end and tapering to a thin edge, that is driven between two objects or parts of an object to secure or separate them.
5.1.2. My Definition: something that is shoved under a door that stops the door.
5.2. Example
5.2.1. door wedge
5.3. Images
5.4. How they relate to simple machines
6. 2 class lever
6.1. Definition
6.1.1. Book definition: have the load between the effort and the fulcrum
6.1.2. My Definition: Something that helps you do stuff easier
6.2. Example
6.2.1. Wheelbarrow
6.2.2. paper cutter
6.3. Images
6.4. How they relate to simple machines
7. 3 Class Lever
7.1. Definition
7.1.1. Book Definition:A lever in which the effort is placed between the fulcrum and the load.
7.1.2. My definition: Helps you do stuff
7.2. Example
7.2.1. Broom
7.2.2. Bat
7.3. Images
7.4. How they related to simple machines
8. Inclined Plane
8.1. Definition
8.1.1. Book Definition:a sloping ramp up which heavy loads can be raised by ropes or chains.
8.1.2. My Definition A ramp
8.2. Examples
8.2.1. ramp
8.2.2. slide
8.3. Images
8.4. How they related to simple machines
9. Screw
9.1. Definition
9.1.1. Book Definition:a short, slender, sharp-pointed metal pin with a raised helical thread running around it and a slotted head, used to join things together by being rotated so that it pierces wood or other material and is held tightly in place.
9.1.2. My Definition: something that goes inside a wall to hold stuff up.
9.2. Example
9.2.1. Jar lide, light bulb
9.3. Images
9.4. How they relate to simple machines
9.5. Is a type of fastener
10. Wheel and Axle
10.1. Definition
10.1.1. Book Definition:a simple lifting machine consisting of a rope that unwinds from a wheel onto a cylindrical drum or shaft joined to the wheel to provide mechanical advantage.
10.1.2. My definition: helps you turn a car or a bike
10.2. Images
10.3. how they relate to simple machines
11. Pulley
11.1. Definition
11.1.1. Book Definition:a wheel with a grooved rim around which a cord passes. It acts to change the direction of a force applied to the cord and is chiefly used (typically in combination) to raise heavy weights.
11.1.2. My definition: A rope that helps you lift heavy objects
11.2. Images
11.3. How they relate to simple machines
11.3.1. Because it helps you do stuff easier