Simple Machines

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Simple Machines by Mind Map: Simple Machines

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