a window is a froggy
Venetian blinds are made with pulleys.
Blinds operate using a pulley system, making them an example of a class 1 lever simple machine. This lever allows the blinds to be raised and lowered with minimal effort by applying force at one end of the lever.
Most people consider aluminum blinds the easiest to clean.
Window blinds are of course made to keep sunlight out. With that being said there is a specific kind that prevents almost all light from getting inside the blind. That kind of window blind is called a blackout blind.
A pulley isn't a kind of simple machine, it is a simple machine
A train is not a simple machine.
Venetian blinds are made with pulleys.
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