GENERAL SCIENCE

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Across
  1. 2. Change in position of an object.
  2. 5. A flat surface set at an angle used to raise or lower objects
  3. 6. A wheel with a rope or cable used to lift loads
  4. 7. Angle where force is applied
  5. 9. The building blocks machine of complex systems
  6. 10. Combination of two or more simple machines
  7. 11. Resist motion
  8. 12. A wheel with a rope or cable used to lift loads
Down
  1. 1. A large wheel connected to a smaller axle
  2. 2. A device that makes work easier by modifying force or motion
  3. 3. A wheel with a rope or cable used to lift loads
  4. 4. Rigid bar that rotates around a pivot (fulcrum)
  5. 7. Straight-line movement of an object
  6. 8. A push or pull acting on an object.