all of which follow the law of the lever. Class 1 is perhaps the most familiar. Examples of that are a seesaw, a crowbar as well as any time you’ve picked up a stick and placed it on a handy ...

There are three different types of levers. They are chosen for their ability to produce the most mechanical advantage for a particular task. A seesaw is an example of a first class lever First ...

This video explores different methods that can be use to amplify a force, and focuses on three types of machine - levers, ...

Common examples of levers you might see around ... Background Seesaws and scissors belong to a certain class of levers, called class 1. Class 1 levers usually have a beam that is rigid, long ...