Want this question answered?
Every possible kind and type of yarn that you can imagine is used in knitting.
What kind of machine is slide
wedge is another simple machine kind of lever
a mechanical machine
An automobile is a compound machine.
What kind of information or items, did he use to support his theory
It's a simple machine.
A train is not a simple machine.
A lever
A pulley isn't a kind of simple machine, it is a simple machine
lever
what kind of machine is a shear