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WorksheetsTurning on a pivot
Total questions: 14
Worksheet time: 11mins
Define lever
(a)
Define fulcrum
(a)
Define load
(a)
Is pivot and fulcrum same?
Yes
No
When the fulcrum is placed in the middle, it is called pivot. True or false?
True
False
What did Archimedes contribute?
(a)
What are the 3 types of levers?
There is no such thing as that
1st class lever
2nd class lever
3rd class lever
All of the above 3
Can I say an example of 1st class lever is see-saw and scissor?
Yes
No
Can I say an example of 2nd class lever is hockey stick?
Yes
No
What type of lever is this?
1st class
2nd class
3rd class
None of the above
Define moments
Turning effect produced by a force around the fulcrum
walking from 1 place to another
A very brief period of time
It is another name for fulcrum
What is the formula to find moment of force?
(a)
State the law of moments
(a)
Who discovered the law of moments?
Archemides
JJ Thomson
Newton
Otto Von Guericke
Whoever discovered that
