8 U2L3 Machines

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Across
  1. 2. The work that you do on a machine called ___ ___.
  2. 4. A ___ is a simple machine that has a bar that pivots at a fixed point.
  3. 6. An ___ ___ is a simple machine that is a straight, slanted surface.
  4. 11. The work done by the machine on an object is called ___ ___.
  5. 12. ___ ___ is a comparison of a machine’s work output with the work input. It is a percentage.
Down
  1. 1. A ___ __ ___ is a simple machine that is made of a wheel connected to a smaller cylindrical object, the axle.
  2. 3. A machine’s ___ ___ is the number of times the machine multiplies the input force.
  3. 5. The force you apply to a machine through a distance is called the ___ ___.
  4. 7. A ___ is any device that helps people do work by changing the way work is done.
  5. 8. The ___ ___ is the force a machine exerts on an object.
  6. 9. Ignoring ___, you can calculate mechanical advantage of any machine by dividing the output force by the input force.
  7. 10. A ___ is a simple machine that has a grooved wheel that holds a rope or a cable.
  8. 13. The fixed point that a lever pivots at is called a ___.