Simple Machines Review
- 2. Table of Contents Kinds of Simple Machines What Kind of Simple Machine Is It? Our Simple Machine Hunt Fill in the Blanks Some Simple Machine Cartoons Simple Machine Websites
- 3. Kinds of Simple Machines A simple machine is a device that makes work easier. Some examples of simple machines are: Levers Wheel and Axle Pulleys Inclined Plane
- 4. Inclined Plane An inclined plane is a slanted surface that makes it easier to move a heavy object. You need less force to push an object up an inclined plane, but you move it a longer distance . Photo courtesy of Scholastic.com
- 5. Parts of an Inclined Plane Can you label the parts of the inclined plane below? load force inclined plane
- 6. Examples of Inclined Planes
- 7. Lever A lever is a long stiff bar that rests on a point called a fulcrum. The fulcrum does not move. Force is put on one end of the lever. The other end lifts a load . Photo courtesy of Scholastic.com
- 8. Parts of a Lever Can you label the parts of the lever? load force lever fulcrum
- 10. Class 2 Lever
- 11. Class 3 Lever
- 12. Pulleys A pulley is a wheel with a groove that holds a rope or a chain. A person holds one end of the rope. This force lifts the load on the other end. Photo courtesy of Scholastic.com
- 13. Parts of a Pulley Can you label the parts of a pulley? wheel rope force load
- 15. Which simple machine is it? Look at the pictures below and decide what kind of simple machine it is.Click to reveal the answer. pulley lever inclined plane
- 16. Our Simple Machine Search We went on a simple machine hunt in school and found many simple machines. On the following slides are pictures of the ones we found. Click on the slide to reveal what type of simple machine it is.
- 17. wheel and axle
- 18. lever
- 19. inclined plane or wedge
- 20. pulley
- 21. lever
- 22. lever
- 23. inclined plane
- 24. wheel and axle
- 25. pulley
- 26. lever
- 27. wheel and axle
- 28. inclined plane
- 29. lever
- 30. wheel and axle
- 31. pulley
- 32. inclined plane
- 33. wheel and axle
- 34. pulley
- 35. lever
- 36. The steeper the inclined plane is, the (more,less) force is needed to push the object. Fill in the blanks A pulley can move items(up, down, sideways. The (closer, farther) the load is to the fulcrum, the easier it is to lift it. closer up sideways more down
- 37. Some Simple Machine Cartoons You wouldn’t think simple machines are funny, but look at the following cartoons and you just might change your mind.
- 43. Some Great Websites http://pbskids.org/zoom/games/goldburgertogo/index.html http://www.cosi.org/files/Flash/simpMach/sm1.swf http://www.edheads.org/activities/simple-machines/ http://www.mikids.com/Smachines.htm
- 44. Created by: Julie Foster Stone Harbor Elementary School 2009