Do you know how to calculate the moment of a force?
Moments, Levers, and Gears Quiz
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Question 1 of 10Question 1
Match each term with its correct definition.
 Turning effect of a force
 Point around which rotation occurs
 Moment
 Pivot
CorrectIncorrect 
Question 2 of 10Question 2
Use some of the following answers to fill in the blanks:
Nm, n, m, fd, pivot
The moment of a force is calculated by the formula and is measured in . The force is in , and distance is measured in from the .
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Question 3 of 10Question 3
What is the formula for calculating the moment of a force?
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Question 4 of 10Question 4
Select all examples where forces cause rotation.
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Question 5 of 10Question 5
Match each component to its role in a lever system.
 Force applied to cause rotation
 Fixed point on which the lever pivots
 Effort
 Fulcrum
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Question 6 of 10Question 6
A spanner applies a force of 50 N at a distance of 0.3 m from a nut. Calculate the moment of the force applied to the nut.

Nm.
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Question 7 of 10Question 7
If a moment of 30 Nm is required to turn a lever and a force of 10 N is applied, what is the distance from the pivot to where the force is applied?

m.
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Question 8 of 10Question 8
A seesaw is balanced with a child applying a force of 300 N at a distance of 1.5 m from the pivot on one side. What force is required on the opposite side 2 m from the pivot to maintain balance?

N.
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Question 9 of 10Question 9
Calculate the force needed to create a moment of 50 Nm when applied at a distance of 0.5 m from the pivot.

N.
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Question 10 of 10Question 10
Select the statements that correctly describe how gears are used to transmit the rotational effect of forces.
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