Question

Correctly write down the order of effort (E), fulcrum (F), and load (L) for each lever class.
Class 1 Lever:
Class 2 Lever:
Class 3 Lever:

Answer 1

Class 1: E — F — L
(Fulcrum between effort and load; e.g. seesaw)

Class 2: E — L — F
(Load between effort and fulcrum; e.g. wheelbarrow)

Class 3: F — E — L
(Effort between fulcrum and load; e.g. human forearm)