Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.

5th grade Ch. 13 Lesson 4 what are simple machines

22,472 views

Published on

Published in: Education

5th grade Ch. 13 Lesson 4 what are simple machines

  1. 1. Ch. 13 Lesson 4 What are simple machines?
  2. 3. machine <ul><li>device that changes the direction or the amount of force needed to do work </li></ul>
  3. 4. 6 kinds of
  4. 5. inclined plane <ul><li>slanting surface that connects a lower level to a higher level </li></ul>
  5. 6. inclined plane
  6. 8. screw <ul><li>inclined plane wrapped around a center post </li></ul>
  7. 9. screw
  8. 11. wedge
  9. 14. lever <ul><li>stiff bar that rests on a fulcrum </li></ul>
  10. 15. lever
  11. 16. lever
  12. 17. wheel and axle <ul><li>ex: doorknob </li></ul><ul><li>wheel =knob </li></ul><ul><li>axle =post that attaches to its center </li></ul>
  13. 18. wheel and axle
  14. 21. pulley <ul><li>changes the direction of motion to which a force is applied </li></ul>
  15. 22. pulley
  16. 23. complex machine- made of more than 1 simple machine
  17. 24. complex machine
  18. 25. Edheads -Simple Machines
  19. 26. Simple Machines Game <ul><li>Simple Machines game </li></ul><ul><li>http://staff.harrisonburg.k12.va.us/%7Emwampole/1-resources/simple-machines/index.html </li></ul><ul><li>http://sunshine.chpc.utah.edu/javalabs/java12/machine/index.htm </li></ul><ul><li>http://www.galaxy.net/~k12/machines/index.shtml </li></ul><ul><li>http://www.quia.com/pages/hostetterscience.html#simple </li></ul><ul><li>How can we move our principal game </li></ul>

×