Simple machines 4th grade

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Across
  1. 1. A device that can lift or hold things together.
  2. 3. Changes the direction of a force.
  3. 5. A device that forces things apart.
  4. 8. Raises objects by moving up a slope.
  5. 9. A device used to do work.
  6. 10. A push or pull on an object.
Down
  1. 2. Used to reduce friction.
  2. 4. Force that acts between materials that are moving past each other.
  3. 6. Force's unit of measure
  4. 7. Moves around a pivot point to increase or decrease mechanical advantage.