WorksheetsClasses of Levers
Total questions: 15
Worksheet time: 15mins
What class of lever is a pair of pilers?
First class lever
Second class lever
Third class lever
What class of lever is a car door?
First class lever
Second class lever
Third class lever
What class of lever is a seesaw?
First class lever
Second class lever
Third class lever
What class lever is a wheelbarrow?
First class lever
Second class lever
Third class lever
What class of lever is a fishing rod?
First class lever
Second class lever
Third class lever
What class of lever is a pair of tweezers?
First class lever
Second class lever
Third class lever
What class of lever is a stapler?
First class lever
Second class lever
Third class lever
What class of lever is a rake?
First class lever
Second class lever
Third class lever
Suzy finds that a lot of effort is needed to lift the load in the above diagram. How can Suzy use less effort to lift up the load?
Use her leg to press.
Move the position of the fulcrum perpendicular to the effort
Move the fulcrum behind the load
Move the fulcrum nearer to the load
The diagram shows a simple machine used to open the lid of a can. Which of the following situations uses the same principle as lifting up the lid of a can?
Which of the following is an example of a first-class lever?
Seesaw
Wheelbarrow
Fishing rod
Nutcracker
In a second-class lever, where is the fulcrum located?
Between the effort and the load
At one end, with the load in the middle
At one end, with the effort in the middle
Between the load and the effort
What is the mechanical advantage of a lever if the effort arm is 4 meters and the load arm is 2 meters?
1
2
4
8
Which of the following statements is true about third-class levers?
The load is between the fulcrum and the effort
The effort is between the fulcrum and the load
The fulcrum is between the load and the effort
The load and effort are on the same side of the fulcrum
A person uses a crowbar to lift a heavy rock. If the crowbar is acting as a lever, which class of lever is it most likely functioning as?
First-class lever
Second-class lever
Third-class lever
None of the above
