Loading dock is an Inclined Plane - simple machine.
A loading dock as commonly called, also known as a loading bay, is a working area of a facility, warehouse, or other building where a trailer, truck, or other transport vehicle loads or unloads an item or product. Designed to process efficient interaction with range of vehicle types.
A roof is not a simple machine. It is a structure built to provide shelter and protection from the elements.
A pin is classified as a type of fastener and not a simple machine. It is often used to secure two materials together.
A tack is a type of wedge, which is a simple machine that is used to push things apart or hold things together.
A projector screen is a type of lever simple machine when it is manually pulled down or rolled up. It can also be considered a pulley simple machine if it is motorized to retract or extend the screen.
A bulb is not a simple machine; it is an electrical device that produces light. Simple machines include levers, pulleys, inclined planes, screws, wedges, and wheels and axles.
A truck loading ramp is a type of inclined plane, which is a simple machine. It allows for the movement of heavy loads from one height to another with less effort by using the slope to reduce the amount of force needed to lift the load. By distributing the weight along the ramp, it makes loading and unloading safer and easier.
A pulley isn't a kind of simple machine, it is a simple machine
A train is not a simple machine.
IT's NOT A SIMPLE MACHINE!
its not a simple machine
It is a simple lever.
Rope is not a simple machine on its own, it's a simple machine on a wheel and axle, then it's a pulley.
a compound machine is a combination of simple machines
lever
lever
It's a simple machine.
A lever