A complex machine.
A train is not a simple machine.
A fulcrum is a part of a simple machine, the lever. Without the fulcrum what is left of the simple machine can no longer increase the applied force and is no longer a simple machine.
A spade is a simple mechanical (tool) machine.
yes a door knod is a simple machine
Shear
a WEDGE!
wedges
how are beavers simple mashines
Simple Gears are machine elements that transmit motions by means of successfully engaging teeth.
If you think about this, you can figure it out. What shape is a shark's tooth? It's a triangle, right? What machine is a triangle shape? The only simple machine that looks like a triangle is a wedge.
It is a wedge.
Teeth are not considered a simple machine but instead part of the biological system of an organism for chewing and grinding food. They are made up of various tissues and structures that help break down food into smaller pieces for digestion.
They would use the teeth of buffalo.
The front of a ship, also known as the bow, is not classified as a simple machine. It plays a functional role in the design and structure of the ship, helping it navigate through water more efficiently and effectively.
An airplane is not a simple machine. A lever is a simple machine. A wheel is a simple machine. Any machine that can be described by a mathematical formula is a simple machine.
Simple Gears are machine elements that transmit motions by means of successfully engaging teeth.