Measuring the World

System numbering the hours of a day from 00 to 23.

How close a measurement is to the true or accepted value.

Times from midnight until before noon.

Clock displaying time using hands on a clock face.

Amount of surface covered.

Familiar reference used to help estimate.

(°C): Temperature scale commonly used internationally and in science.

Prefix meaning one hundredth.

(cm) – A metric unit of length equal to one hundredth of a metre.

Changing a measurement into an equivalent measurement using another unit.