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Bell Ringer 3-5-10

Bell Ringer 3-5-10. What simple machine do we sometimes put under a door to keep it open? What simple machine helps you travel in a car? What simple machine brings a bucket of water to the top of a well? What simple machine are you using when you cut a piece of paper with scissors?

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Bell Ringer 3-5-10

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  1. Bell Ringer 3-5-10 What simple machine do we sometimes put under a door to keep it open? What simple machine helps you travel in a car? What simple machine brings a bucket of water to the top of a well? What simple machine are you using when you cut a piece of paper with scissors? What simple machine are you using when you use the ramp outside of a building rather than the stairs?

  2. The SI unit for power

  3. Output force divided by input force

  4. A simple machine that consists of a grooved wheel with a rope or cable wrapped around it

  5. The force a machine exerts on an object

  6. Force x distance

  7. A device that combines two or more simple machines

  8. The SI unit for work

  9. Input force x Input distance

  10. Work divided by time

  11. The fixed point a lever pivots around

  12. The force you put on a machine

  13. Simple machine that is a flat, sloped surface

  14. Simple machine that consists of a rigid bar that pivots about a fixed point

  15. The SI unit for power

  16. A device that changes the amount of force, distance, or direction (It makes work easier.)

  17. The percentage of the input work that is converted

  18. Output force x Output distance

  19. A simple machine that is an inclined plane wrapped around a central cylinder to form a spiral

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