When using q screwdriver to twist a screw into a piece of wood where is the input force applied and where is the output force exerted?

In a controlled experiment a scientist is studying how long a parachutes of different sizes to fall on the ground what is the manipulated variable? Who are the famous filipino scientist in physical science? What is the specific heat of argon in celsius? Does solar film absorb heat? What is the mass of a pound of rice? Does plastic or glass weigh more? What is a transverse wave examples? How many pounds in 0.636 kg? How do objects move if the forces on it are balanced? How do you calculate charge flow? What flow of electrons move through a conductor? How do you find acceleration when given only mass? What type of waves do particles of the medium move in a circular motion? 120.8 kg is how many pounds? When was wind energy first discovered? What happens when you shine light through a mirror? What causes a suspension to separate when left undisturbed? How does potential energy affect force? Which if the following is a fundamental consideration to examine when task? What factors are necessary for an object to be in motion?

When using q screwdriver to twist a screw into a piece of wood where is the input force applied and where is the output force exerted?