(geology, photography) A reference cube of standard, unitary size, normally one centimetre long, or one inch long for older American versions, placed beside a rock or meteorite sample to show scale and orientation during photography. Four sides of the cube are marked N, S, E, and W, respectively, to indicate the cardinal points of the compass, and the other two sides are marked T and B, for top and bottom.

plural of scale cube

plural of lac scale

A scale for measuring temperature, with the freezing point of water defined as 32 degrees and the boiling point of water defined as 212 degrees.

A scale for measuring temperature, with zero defined as absolute zero and degrees having the same measure as the degree Fahrenheit of the Fahrenheit scale.

A scale for measuring temperature, with the freezing point of water defined as zero degrees and the boiling point of water defined as 100 degrees.

plural of Torino scale

plural of dodecuple scale

A scale for laying down small fractions of the unit of measurement, the parallel lines drawn lengthwise on its surface being divided into sections by lines drawn crosswise, and in one end section being intersected by a series of other parallel lines drawn obliquely at equal distances across them.

(music) chromatic scale, using twelve-tone technique