a machine that is simple to use
We use simple machines
a lot of people use the simple machine .
a machine is use in building
simple machine is a machine that is simple to use. :/
The abyss is very deep.
the purpose of having a simple machine is to make life easier
A ruler
no
they use the simple machine.
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.
because they are very important to the world and we use them everyday such as a wheel and axle that are used on doorknobs.
We took a long look at the abyss which we had to cross.