Forces and Machines

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Across
  1. 5. A lever is a stiff bar that rests on a support called a fulcrum which lift or moves loads.
  2. 6. The twisting point of a lever
  3. 7. Load / Effort
  4. 9. a slanted surface connecting a lower level to a higher level
  5. 10. an object with at least one slanting side ending in a sharp edge, which cuts a material apart.
Down
  1. 1. A wheel with a rod through its centre that lifts or moves loads.
  2. 2. an inclined plane wrapped around a pole which holds things together or lifts materials.
  3. 3. a simple machine that uses grooved wheels and a rope to raise, lower or move a load.
  4. 4. something that makes work easier for us by allowing us to push or pull over increased distances.
  5. 8. The force that moves an object by overcoming the resistance force