GENERAL SCIENCE

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