Greeks used wheels for carts and chariots.
They used levers and pulleys as well.
Inclined plane has been used since the days of the Egyptians building the pyramids.
The only one I am not certain when it originated it the screw
You use simple machines to make work (moving things) easier.
We use simple machines
they use simple machines for everything and every where.
Simple tasks.
a dog machines
some simple machines do need wires and some dont
Simple machines are much easier to make than complex machines.
Whatsimple and compound machines do astronauts use?
Whatsimple and compound machines do astronauts use?
A car is just an assembly of simple machines with a bunch of computer junk added on.
yes
Simple machines were used quite frequently in ancient history. Simple machines were used as building blocks for the machines that are used today.