Map scales close map scaleThe ratio of the length of a feature on a map to the same length in real life. are often written as a ratio, eg 1 : 250,000. They can also be written using measurements, eg 2 ...

It is not always possible to draw objects, such as a building, using the real-life measurements, as they are too big or in other cases, too small. Instead, a scale drawing is used to recreate ...

Weights, measures and classification systems may seem like innocuous ways of taking stock of the world around us. But the tools are anything but objective, a new exhibition suggests. Measuring ...