A tooth is not a lever. A tooth could be part of the lever formed by the jaw. A tooth could be a wedge.
I wouldn't call it that. It's more like a lever. You hold one end of the toothbrush and the other end of the lever is the bristled working end against the teeth and gums. As the fulcrum is on the working end, there is no mechanical advantage for the toothbrush lever.
wedge is another simple machine kind of lever
lever,wedge
it is, it is a wedge and lever mostly wedge for a quiz
its not a simple machine
wedge is another simple machine kind of lever
Its a combination of a lever and wedge
lever and a wedge
Yes. A paper cutter combines a lever and a wedge.
A wedge or inclined plane.
It is a wedge. It is also a lever.
A sewing machine is a compound machine. To make up a sewing machine, the simple machines you need to use are: an inclined plane, definitely a lever, lots of screws, wheels and axles, a wedge..................... you basically have to use all the simple machines!