Force, Motion, Energy, and Machines Crossword

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Across
  1. 3. the amount of matter or substance that makes up an object
  2. 4. a grooved wheel and a rope
  3. 5. to move something closer to you
  4. 7. a force that resists motion between two things
  5. 8. to move something away from you
  6. 11. how hard it is to get an object to speed up or slow down
  7. 12. energy energy that is stored by an object
  8. 16. an object that is wider at one end and pointed at the other
  9. 18. machine a combination of two or more simple machines
  10. 19. a force that has pulling power and keeps everything pulled towards earth
  11. 20. the speed of an object, plus its direction
  12. 21. energy energy in motion
Down
  1. 1. and axle a rod attached to a wheel
  2. 2. how fast or slow something moves
  3. 3. process in which an object is moving or being moved
  4. 6. a bar that moves at a fixed point
  5. 7. a push or pull on an object
  6. 9. machine a machine with few or no moving parts
  7. 10. anything that has weight and takes up space
  8. 13. plane a surface that slants up or down
  9. 14. the location of an object
  10. 15. the ability to do work
  11. 17. an inclined plane wrapped around a cone