Ritchter
Those things are called scales. Scales are devices used to measure the weight or mass of an object.
Mercalli and Richter scales
Mercalli and Richter scales
A pair of scales.
Scales are used to measure weight.
Fahrenheit, Celsius, and Kelvin are used to measure temperatures.
army
Equipment such as a scale or balance is used to measure weight. Scales typically use a platform on which objects are placed to determine their weight by measuring the force of gravity acting on them. Other devices, like load cells or spring scales, can also be used to measure weight in different contexts.
Scales are used to measure weight. With the proper calculations and knowing the volume, you can determine the mass.
A set of scales, these measure a persons weight in Stones and Pounds and/or Kilos.
A set of scales, these measure a persons weight in Stones and Pounds and/or Kilos.
Richtor scales