Doing Work

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Across
  1. 3. The strength or energy that moves an object
  2. 5. To raise to a higher position
  3. 7. To use force to move something away
  4. 11. Describes any basic device that works with the use of a single force
  5. 12. A small metal stick we use to hold things together
  6. 13. A machine that lifts heavy things up and down
  7. 15. To change the place or position of something
  8. 16. A machine that helps move things from one height to another
Down
  1. 1. A round part that helps things move or roll
  2. 2. The act of moving something
  3. 4. Describes any device made up of more than one simple machine
  4. 6. To move something in a bending, curling, or crooked direction
  5. 8. A tool used to hit nails into wood
  6. 9. To use force to move something closer
  7. 10. Any device that uses energy to help a person do work
  8. 14. To move something in a circle or change its direction
  9. 17. A machine that mixes food together