The Advantages and Disadvantages of Using a Wheel and Axle

If you have free moving wheels, each wheel can move independently. But if you have wheels attached directly to the axle, then the wheels on each end of one axwill have to move together. And so ye, i mean, there are, there are different use cases, and there are different advantages and disadvantages. Ah, the important thing to remember is that this simple machine is one of thee things that help revolutionize humanity and keep humanity alive and allowing it to thrive. Otherwise we just wouldn't get our stuff to where it needs to be. It would be tough.