In everyday life, we probably don鈥檛 go much beyond millimetres and miles, teaspoons and pints, when it comes to the measurements we鈥檙e familiar with.
However, if you鈥檙e in the business of very big - or teeny tiny - things, a whole new world of terms to describe the smallest and largest units of measurement opens up before you.
If gigaseconds, hectometres, or even a barleycorn, as a way of measuring have never been on your ruler's radar, have a go at our quiz - and see if it鈥檚 got the measure of you.
This article was published in December 2023
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