They make what would normally be hard work easy work and are simple and cost-effective to construct and are very efficient. They are used around us every day, and even in our bodies.
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.
A pulley isn't a kind of simple machine, it is a simple machine
simple machine
Its a simple machine which can crush any complex machine
yes it is a simple machine... the wind blowing on the wheel and axle makes it a simple machine
yes , its a simple machine
A simple machine.
no it is not a simple machine its a complex machine by Natalie cifuentes
its not a simple machine
a machine that is simple to use
no it's not really a simple machine
Simple machine