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WorksheetsHudson Carter-Quiz 1- Light and Optics- Section 15A-B
Total questions: 10
Worksheet time: 6mins
What primary index colors are missing?
red, violet, blue, indigo, yellow,______, ________
pink, blue
orange, green
white, cyan
magenta, black
(a) objects produce visible light
a semiconductor device that emits light when a current passes through it in one direction but not the other is called a light- emitting diode
true
false
a device used to measure the exact amount of illumination falling on an object to be photographed is called a (a)
a device breaks up light into its component colors is called a photometer
true
false
What are the additive primary colors?
red, blue, and green
orange, yellow, and red
indigo, blue, and violet
the intensity of a color is called saturation
true
false
the property of how dark or light a color appears is called its (a)
the three properties used to model color perception are
hue, saturation, value
red, orange, yellow
perception, value
illumination, saturation, hue
cyan, magenta, yellow are the (a) primary colors
