2. Simple Machines Jeopardy!

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4. Column 1, #1 A lever is made up of a bar that turns on a pivot point called a _____________. fulcrum

5. Column 1, #2 A ____ is a stiff bar that moves about a pivot point. lever

6. Column 1, #3 By moving the fulcrum closer to The output force/f-load How can you increase the Mechanical Advantage of a Lever?

7. Column 1, #4 All of these are examples of which simple machine? seesaw, crowbar, wheelbarrow, broom, rake, mop, pliers, catapult, scissor handles levers

8. Column 1, #5 Jar lid screw light bulb List examples of a screw

9. Column 2, #1 Class 2 A wheel barrel is an example of which class of lever?

10. Column 2, #2 Pulley This simple machine is made up of a rope or chain and a wheel around which the rope fits

11. Column 2, #3 First class First class Scissors are an example of which class lever?.

12. Column 2, #4 Car scooter skateboard wheels doorknobs roller skates roller skates Name examples of Name examples of wheels and axles. wheels and axles.

13. Column 2, #5 Tweezers are an example of which class of a lever? of which class of a lever? 3 rd class lever

14. Column 3, #1 How do you know if work has been done? If an object moves in the direction of the force

15. Column 3, #2 A force is a ______ or a _____. push, pull

16. Column 3, #3 What is F - load Same as output force, applied by machine onto the object by machine onto the object

17. Column 3, #4 Shooting a basketball Which is an example of work: carrying a basketball, or shooting a basketball?

18. Column 3, #5 How much larger is the Output force compared to the Input force What is Mechanical Advantage?.

19. Column 4, #1 Wrapping an inclined plane around a pole makes a _______. screw

20. Column 4, #2 wedge The blades of knives, axes are examples of _______?

21. Column 4, #3 inclined plane A flat surface that has one end higher than the other is the ________ ______________?

22. Column 4, #4 First class A seesaw is an example of which class of a lever?

23. Column 4, #5 The amount of work you do compared to the amount of work the machine does What is the Efficiency of a Simple Machine?

24. Column 5, #1 Same as Input force, force applied by you onto the machine is called? What is F – effort

25. Column 5, #2 What is the equation for Mechanical Advantage? MA = Output force/Input force

26. Column 5, #3 Lever, pulley, wheel & axle, inclined plane, screw, and wedge. List the six simple machines in any order. in any order.

27. Column 5, #4 bike Which object is not a simple machine?

28. Column 5, #5 What is the equation for Efficiency?. Eff = workout/workin x 100%