Explanation:

- Correct Answer: Pressure

- Torr is a unit of pressure, named after the Italian physicist Evangelista Torricelli. It is equivalent to 1/760 of an atmosphere, which is the approximate pressure exerted by a 1-mm column of mercury.

- Option 1: Force

- Force is measured in units like newtons (N). It is the interaction that changes the motion of objects.

- Option 2: Energy

- Energy is the capacity to do work, measured in joules (J), calories, or other units like kilowatt-hours (kWh).

- Option 3: Power

- Power refers to the rate of doing work or the rate of energy transfer, measured in watts (W).