Simple Machines-Lever

The image shown is a

• First Class Lever

• Second Class Lever

• Third Class Lever

• Fourth Class Lever

The image shown is a

• First Class Lever

• Second Class Lever

• Third Class Lever

• Fourth Class Lever

The image shown is a

• First Class Lever

• Second Class Lever

• Third Class Lever

• Fourth Class Lever

What is a lever?

• A cylinder use to tighten objects together.

• A plank or ridged beam used to lift objects.

• A wheel and rope used to change the direction of an object.

• None of the above

What is an real life example of a lever?

• Shovel

• Elevator

• Slide

• Nutcracker

The effort to fulcrum is longer than distance from the load to the fulcrum. This is a greater mechanical advantage.

• True

• False