Class one, most likely.
It is a 2nd class lever.
Class one, most likely.
What simple machine is the wheel based on? What do we call the “fulcrum” of a wheel?
There are three types of lever, with examples as follows: A seesaw (teetertotter) is a Class 1 lever A wheel barrow is a Class 2 lever A pair of scissors is a Class 3 lever
That would be a Second Class Lever. An example is a Wheel Barrow. The wheel axle is the fulcrum, the handles and Bin are the lever, and of course the load is in the bin.
It is a Wheel and Axle And Lever
The whole of the wheelbarrow is the level, with the wheel being the fulcrum.
Wheel and Axle and a Lever.
It is a Wheel and Axle And Lever
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Most devices are combinations of the seven "simple machines". Specifically, a wheelbarrow combines the wheel with the lever.
A wheel barrow is a simple machine because it is made up of two or more simple machines. A wheel and axle, and a lever.