What type of lever is this?
Class 2
Class 1
Class 3
What type lever is this?
Class 1
Class 3
Class 2
What type lever is this?
Class 3
Class 2
Class 1
A stiff bar used to move a load
lever
load
fulcrum
effort
The point where a lever arm pivots
fulcrum
load
lever
effort
The force needed to move a load
lever
fulcrum
effort
load
A mass that is moved by a lever
lever
load
effort
fulcrum
Class 1 levers have the ______ in the middle.
fulcrum
load
effort
Class 2 levers have the ______ in the middle.
load
fulcrum
effort
Class 3 levers have the ______ in the middle.
effort
fulcrum
load
It's as easy as __ __ __ - 1 2 3
L E F
E F L
F L E
