is a fixed pulley
Simple
Pulley can prove that simple machine changes the direction of effort.
yes
It is a device that can store elastic energy. It is not a machine, which changes force and distance and/or direction.
wind and vane shows the direction of the wind.
Paper is specified having machine direction and cross machine direction.
yes map projection shows true direction
md means polymer orientation in machine direction & td means the same in transverse direction.
There is an article in wikipedia that shows the machine
Machine Direction
A compound machine is a machine that is made up of more than one simple machine. They they change the amount of force and the direction.
is a fixed pulley
Simple
Tensile strength is the resilience a towel will have against being ripped. To find out the tensile strength either a machine direction or a cross direction is used. Paper is always stronger when it is pulled in the machine direction. The dry machine direction of a towel is strong will average about 32 oz./sq. in.
It shows wind direction.
compass