Work and Machines Crossword Puzzle

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Across
  1. 4. Force The resistance or load on an object
  2. 7. Plane A type of ramp
  3. 12. The output force applied against an object
  4. 14. Machine 2 or more simple machines working together
  5. 16. Unit forces are measured in
  6. 18. There are 3 classes of ______
  7. 20. Resistance Frictional force that air exerts
  8. 22. Point reached where the Net Force is 0
  9. 23. Forced This means there is no motion and the Net Force is 0
  10. 26. Machine Increase the distance and decrease amount of force used
  11. 27. Rotates through the center of the wheel
  12. 28. Force x Distance
  13. 29. Simple Machine that changes the direction of the force
Down
  1. 1. Make work easier by increasing distance
  2. 2. the force that causes an object to resist motion
  3. 3. The point where it pivots
  4. 5. Forces If there are _________ , there is acceleration
  5. 6. Mass x Acceleration
  6. 8. Mass x Velocity
  7. 9. Simple machine used to split objects
  8. 10. Advantage The measure of the gain found from using a simple machine
  9. 11. _____ & Axle, used to reduce friction
  10. 13. Ratio of usefulness of the machine to the total energy used
  11. 15. Force Also known as 'effort'
  12. 17. Newton’s First Law, also known as The Law of ______
  13. 18. The force applied to an object
  14. 19. The universal force that attracts masses to each other
  15. 21. A wedge and inclined plane combined into one
  16. 24. Measurement of energy
  17. 25. Simple machine that has teeth