Simple Machines

2. that entity obtained by the product of mass and acceleration
4. the unit used to measure power
7. a common piece of playground equipment
8. the device used to lift loads over a longer distance
11. the abbreviation for the reason we use a simple machine
12. a simple machine which could be seen as a ramp wrapped around a central core
13. the distance from the fulcrum to the effort on a lever
14. a simple machine type that comes in three classes

1. the distance from the resistance to the fulcrum in a lever
3. a percentage used to indicate how much a machine actually helps accomplish work
5. a device with circular parts
6. the work done in a certain amount of time
9. a device with a rope or string
10. the unit used to measure forces