An area that is used to detect the amount of force being exerted; a small wheeled vehicle that helps exert force.
A surface that is either plane, concave, or convex and that reflects rays of light.
A property of a physical body that tells the measure of an object's resistance to acceleration when force is applied.
Any various devices made to cut wire.
A contact device installed at an outlet for the connection of a portable lamp, appliance, or other electric device by means of a plug and flexible cord.
A horizontal pulley that's used to help support Newton's Laws of Motion.
An apparatus for measuring the amount of heat involved in a chemical reaction or other process.
An elastic contrivance or body that recovers its shape after being compressed, bend, or stretched.
A tool used to measure the mass of things.
A flat supported surface tilted at an angle, one end higher than the other used as an aid for raising or lowering loads.
A device that provides power to electric machines, generators, etc.
An instrument for determining directions, as by means of freely rotating magnetized needle that indicates magnetic north.
A two-pronged steel device used by musicians, which vibrates when struck to give a note of specific pitch.
A watch with a hand that can be stopped or started at an instant, used for precise timing, as in races.
A body, as a piece of iron or steel, that possesses the property of attracting certain substances, such as iron.
A machine that converts electrical energy.