Form 5: Third-Class Levers
In this engaging exercise, students will explore the mechanics of third-class levers through hands-on activities and real-world examples, deepening their understanding of force, movement, and the applications of levers in everyday life. By the end, learners will create their own simple machine using a third-class lever, showcasing their newfound knowledge in a fun and creative way.
Questions
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MultiChoice
Where is the input force (effort) located in a third-class lever?
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MultiChoice
Which of the following is an example of a third-class lever?
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MultiChoice
What is always true about the Mechanical Advantage of a third-class lever?
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MultiChoice
What advantage does a third-class lever provide if it does NOT multiply force?
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MultiChoice
Which human body arrangement acts as a third-class lever during a bicep curl?
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MultiChoice
In a third-class lever, input effort and output load move in:
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MultiChoice
A baseball bat is classified as a third-class lever because:
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MultiChoice
If effort arm is 0.2 m and load arm is 0.8 m in a third-class lever, what is the IMA?
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MultiChoice
Sweeping floor debris with a broom is an application of which lever class?
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MultiChoice
Why do athletes use sports gear designed as third-class levers (like hockey sticks)?
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MultiChoice
What main sacrifice is made when using a third-class lever?
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MultiChoice
Fishing rods act as third-class levers primary allowing anglers to: