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Scientific term : the most popular type of levers in our daily life
1st class levers
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Define 3rd class levers
They are the levers that have the effort force between the Resistance force and the Fulcrum
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The fulcrum in scissors lies between the Resistance and the effort
T
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10
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Fishing hook is an example of - - - - - class levers
3rd
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25
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How to determine the type of the lever?
1 determine the location of the effort force, resistance force and the fulcrum 2 determine the midpoint
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-------- and - - - - - - - - are examples of levers that increase force.
Crowbar - nutcracker
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T/F Pliers are composed of three first class levers
F
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Mention one example for : levers that move force from one place to another
Manual broom
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Define 1st class levers
They are levers that have the fulcrum between the Resistance force and the effort force
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heart
Other team wins 10 points!
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seesaw
Swap points!
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fairy
Take points!
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banana
Go to last place!
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lifesaver
Give 10 points!
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rocket
Go to first place!
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fairy
Take points!
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banana
Go to last place!
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20
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What happens if we didn't have levers
Many tasks will not be performed easily
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15
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T/f from the functions of the levers is to decrease distances
False
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banana
Go to last place!
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fairy
Take points!
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gift
Win 10 points!
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baam
Lose 25 points!
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15
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Define 2nd class levers
They are the levers that have Resistance force between the fulcrum and the effort force
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10
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T/f nutcrackers are composed of three second class levers
False
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