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In a color proximity sense, a primary color has a color range of 120° (60° on each side of the color's hue) and any color has to be within that range to be considered a variation of that color. Secondary colors have a color range of 60° (30°), tertiary colors have a color range of 30° (15°), quaternary colors have a color range of 15° (7 ...
German handmade marbles dating from the 1850s – 1880s on an antique solitaire gaming board Kids playing 'Kancha' Marble (toy) game near Shambhunath Temple, Nepal. A marble is a small spherical object often made from glass, clay, steel, plastic, or agate.
Color theory, or more specifically traditional color theory, is the historical body of knowledge describing the behavior of colors, namely in color mixing, color contrast effects, color harmony, color schemes and color symbolism. [1]
Linguistic anthropological studies have shown that most human communities have four points of cardinal direction.The names given to these directions are usually derived from either locally-specific geographic features (e.g. "towards the hills", "towards the sea") or from celestial bodies (especially the sun) or from atmospheric features (winds, temperature). [1]
Displayed at right is the color Tuscan tan.. The first recorded use of Tuscan tan as a color name in English was in 1926. [5]The normalized color coordinates for Tuscan tan are identical to café au lait and French beige, which were first recorded as color names in English in 1839 [6] and 1927, [7] respectively.
Below is a chart showing the computer web color shades of white. An achromatic white is a white color in which the red, green, and blues codes are exactly equal. The web colors white and white smoke are achromatic colors.
An example of the Landolt C eye chart (also known as the Japanese eye chart.). Numerous types of eye charts exist and are used in various situations. For example, the Snellen chart is designed for use at 6 meters or 20 feet, and is thus appropriate for testing distance vision, while the ETDRS chart is designed for use at 4 meters. [16]
Children begin to display motor planning in preference of certain body parts such as hand preference. For instance, left-handed children will start to plan how they can perform a motor skill, like throwing a ball, but execute it with their left hand. The preferred hand selection of children would also be displayed in other motor tasks.