Answer:
i wanna say tranverse if not surface
Explanation:
The ideal mechanical advantage of the pulley system is 3
In a spark ignition engine, the fuel is mixed with air and then inducted into the cylinder during the intake process. After the piston compresses the fuel-air mixture, the spark ignites it, causing combustion. The expansion of the combustion gases pushes the piston during the power stroke.
Credit: Department of Energy
Vaginal opening. areola is the part of the breast.
Gravitational I think would be the answer, Hope this helps!