What are 25 simple machines found in a school and what type of simple machine is each one?

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nowonline | High School Teacher | (Level 1) Honors

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1. doorknob = wheel and axle

2. classroom door = 2nd class lever

3. stapler= 3rd class lever

4. doorstop = Wedge

5. Scissors = two first class levers connected at middle

6. Wheelchair ramp = inlined plane

7. Spiral staircase = Screw

8. Faucet = wheel and axle

9. flush lever on toilet = 1st class lever

10. wheels on bottom of teacher's chair = wheel and axle

11. pulley at top of flagpole = pulley

12. swing on playground = 3rd class lever

13. baseball bat = 2nd class lever

14. delivery ramp = inlined plane

15. pole vault pole = 3rd class lever

16. baseball glove = 2nd class lever

17. pull down viewing screen = pulley

18. window blinds = pulley

19. light switch = 1st class lever

20. hole punch = 2nd class lever

21. toiletpaper roll = wheel and axle

22. desk drawer = 2nd class lever

23. staple remover = 2nd class lever

24. pencil sharpener= wheel and axle

25. teeter totter on playground=1st class lever

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