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Forces & Pivots: Explanation & Examples

Instructions:

Choose an answer and hit 'next'. You will receive your score and answers at the end.

question 1 of 3

How far should the boy on the left sit from the pivot point in order to make the seesaw balance?

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1. A _____ is a type of simple machine that consists of a movable bar attached to a fixed pivot point called a fulcrum, which allows you to use small amounts of force to move heavy objects.

2. If the force applied to the lever is 100 N and the distance from the pivot point to the location where the force is applied is 1.5 m, how much torque is generated?

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About This Quiz & Worksheet

This quiz/worksheet assesses your understanding of what forces and pivots are and how they are helpful. You'll review what you know about what torque is and how to calculate it.

Quiz & Worksheet Goals

This quiz/worksheet targets your knowledge of:

  • Determining the proper weight and distance for balancing a seesaw
  • A simple machine that consists of a movable bar attached to a fixed pivot point
  • Calculating torque
  • Finding the distance of a torque

Skills Practiced

  • Knowledge application -use what you know to answer a question about a name for a simple machine that consists of a moving bar attached to a fixed pivot point
  • Information recall - see if you can recall how to calculate torque
  • Problem solving - use your understanding of the torque equation to solve problems for distance and force

Additional Learning

You can review this topic in greater detail in the provided lesson titled Forces & Pivots: Explanation & Examples. This lesson addresses more information about:

  • What a fulcrum is
  • Defining torque
  • Understanding the principle of levers
  • Finding the balance of weight of a lever
  • A sample problem for you to review
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