Spring scale
weighing scale; consists of spring fixed at one end with a hook to attach an object at the other;works by Hooke's Law (the scale markings on the spring balance are equally spaced); can not measure mass, only weight
A spring scale is a weighing scale used to measure weight or force, such as the force of gravity, the strength of a person's grip or the power of a vehicle. Inside a spring scale is a spring.
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