Physics

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Across
  1. 3. - the ability to achieve maximum productivity with minimum wasted effort
  2. 4. - a physical quantity representing the total amount of matter in an object
  3. 5. - Something possible but not yet actual
  4. 6. - a numerical or qualitative measurement of how far objects, point or locations are
  5. 9. - a person or device that adjusts, measures or removes scale
  6. 10. - the invisible force of attraction that pulls objects with mass toward each other
  7. 14. - the removal of something from its usual place
  8. 15. - the natural tendency of an object to resist changes in its state of motion
  9. 16. - a push or a pull on an object which results in an interaction with another object
  10. 17. - the capacity to do work or producing light, heat or motion
Down
  1. 1. - The sustainable management, protection and preservation of natural resources, environments and ecosystems
  2. 2. - the rate at which an object moves, covers distance or acts
  3. 7. - the rate at which an object's velocity changes over time
  4. 8. - the force exerted on an object by gravity representing the heaviness of an object
  5. 11. - Things relating to, involving or producing motion
  6. 12. - A quantity defined by both magnitude and direction
  7. 13. - the rate of change of an objects position in relation to time, speed and direction
  8. 18. - The state of balance between opposing forces, influences or actions