1 answer
(click or scroll down)
a. Class 1 Lever: A seesaw is an example of a class 1 lever. The fulcrum is in the middle, and the effort and the load are on opposite sides.
b. Class 2 Lever: A wheelbarrow is an example of a class 2 lever. The wheel acts as the fulcrum, the load is between the fulcrum and the effort, and the effort is applied at the handles.
c. Class 3 Lever: Tweezers are an example of a class 3 lever. The effort is applied at one end, the fulcrum is in the middle, and the load is at the other end.