5 Questions
Light is measured with two main alternative sets of units: radiometry consists of measurements of ______ power at all wavelengths
light
Photometry is useful, for example, to quantify Illumination (______) intended for human use
lighting
Photometry measures light with ______ weighted with respect to a standardized model of human brightness perception
wavelength
The cone cells in the human eye are of three types which respond differently across the visible ______
spectrum
The photometry units are designed to take this into account and therefore are a better ______
representation
Test your knowledge on the measurement of light and its properties in this quiz on the electromagnetic spectrum, speed of light, and optics. Explore concepts such as radiometry and photometry, and understand how light is quantified and perceived by humans.
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