The units were interrelated. Units of one measure, such as length, increased by powers of ten (millimeters, centimeters, decimeters, meters). A liter was the volume of a cube 10 centimeters on a side.

―Units of Length― Barky realizes that the measurement can be made by counting how many 1-centimeter items are needed, and the customer's foot is measured successfully. Transcript ...

The sunflower is 214 cm tall. Calculate the height of the sunflower in metres and millimetres. There are 100 centimetres in a metre. Metres are larger than centimetres so the number of centimetres ...

An angstrom (Å) is a unit of length equal to 10-10 meters or 0.1 nanometers. It is named after the Swedish physicist Anders Jonas Ångström, who first used it to measure the wavelengths of light. The ...

When converting between units for an area calculation, remember that a square has two dimensions, the length and the width. Draw two identical squares next to one another. Label one in metres (1 m ...