11.
Classify the blades on a can opener as a simple machine.
Can Opener - Manual
wheel and axle
pulley
screw
lever
1 answer
In this case, the blade on a can opener can be classified as a lever, which is a type of simple machine. A lever is a rigid bar that is free to pivot around a fixed point, called a fulcrum. The blade of the can opener acts as a lever that allows for the cutting action when opening a can.