Question

correctly order effort (E), fulcrum (F), and load (L) for each lever class.

Answer 1

1. First-class lever: Effort (E) - Fulcrum (F) - Load (L)
2. Second-class lever: Load (L) - Fulcrum (F) - Effort (E)
3. Third-class lever: Fulcrum (F) - Effort (E) - Load (L)