becuz it not electronic and it is easy to use .
It is an inclined plane because of its two tightening and loosening grips. They are shaped jut like one. It also has a screw that we use to manipulate the grip. Some people think of it as a wheel and axle.
A leaf rake is a lever as long as it is in motion
what kind of simple machine involves the rake
It is a wedge. A wedge is used to split an object or lift an object.
A shovel is a wedge and a lever
wedge for the blade (the bottom part) and a lever for the handle
a lever
wedge
lever
pulley
Third class lever
homecoming
It's a screw on thanks!
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 wrench is a wheel because when put over a bolt it spins like a wheel. The bolt would be the axle. A wrench is a wheel and axle simple machine.
homecoming
Not a machine but a tool, a wrench.
inclined plane
It's a screw on thanks!
a cross-bar lug wrench
A wrench is a lever for tightening or loosening bolts .
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.
It is a simple lever mechanism using to hold round objects firmly without slipping, as well as to tighten square, hexagonal nuts or bolts.
A pulley isn't a kind of simple machine, it is a simple machine
A hook isn't really a "machine" at all. Depending on its construction, in a particular application it might be operating as a lever, or possibly as an inclined plane, but it's really not possible to say with any certainty what kind of simple machine it is without more details of exactly what the hook is doing. It may not be any kind of simple machine.
simple machine