The treads on a tire are created by a mold. The tire is placed in the mold and heat and steam compress the tire and the mold forms the tread.
A lever
A lever
yes
It is a common lever.
jack - used to raise a car wheel off the ground to change a tire. Considered a lever
To change an actual tire you need a tire machine to get it off the rim and the new one on. -If you mean the change the WHEEL and tire on a car, then you just need a jack and a tire wrench.
the law of the machine is an expression which gives the relationship between the load on a machine and the applied effort
A tire is a wheel and axle. This simple machine makes work easier by reducing the amount of force that needs to be applied to move a load.It is an Wheel and axle.
To change a front tire, place the jack directly behind the tire. To change a back tire, place the jack directly in front of it. Try to get the jack under the tire axis.
My tire jack weighs about 15 lbs.
jack flat tire hammer