Weban idealized object that absorbs all electromagnetic energy that falls onto it continuous spectrum a spectrum of light composed of radiation of a continuous range of wavelengths or colors, rather than only certain discrete wavelengths dispersion separation of different wavelengths of white light through refraction of different amounts Webnoun [ C ] uk / trɒf / us. a situation in which something has reached its lowest level, price, etc. before going up again: Your monthly payments will smooth over any peaks and troughs in …
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WebIf you live on a farm, you already know that a trough is what animals eat out of. The word actually refers to the shape of the container, and can mean anything that is low and hollowed out — like a curve on a graph or a depression in the ground. WebIn photometry, illuminance is the total luminous flux incident on a surface, per unit area.It is a measure of how much the incident light illuminates the surface, wavelength-weighted by the luminosity function to correlate with human brightness perception. Similarly, luminous emittance is the luminous flux per unit area emitted from a surface. Luminous emittance … the grinch christmas images
Trough - Definition, Meaning & Synonyms Vocabulary.com
WebMar 8, 2024 · Troughs are areas on a weather map where the isobars near a low pressure area are elongated. A ridge indicates a shift in the wind, or clouds and rain approaching and a trough shows dry and mild ... Webwavelength, distance between corresponding points of two consecutive waves. “Corresponding points” refers to two points or particles in the same phase—i.e., points that have completed identical fractions of their periodic motion. Usually, in transverse waves (waves with points oscillating at right angles to the direction of their advance), … WebJun 27, 2015 · A trough is an extension of isobars from a low pressure area in the surface levels. It is defined as an elongated region of relatively low atmospheric pressure, often associated with weather systems. Along a trough line winds rotate in an anti-clock direction. A trough is represented by a line between two opposing winds. the grinch christmas decor ideas