Light and the Electromagnetic Spectrum Crossword Puzzle
Light and the Electromagnetic Spectrum crossword puzzle printable. Download, print and start playing. You can add your own words to customize or start creating from scratch.
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QUESTIONS LIST: reflection : the law of _ states that the angle of incidence equals the angle of reflection. [10] , refraction : when light changes speed and direction as it enters glass from air. [10], luminous : an object that emits its own light. [8], transparent : something you can see through. [11], opaque : something that light cannot pass through. [6], radio waves : the part of the electromagnetic spectrum with the longest wavelength. [5, 5], microwave : used to cook food. [9], infrared : used by snakes to observe their prey. [8], convex : type of lens that focuses rays of light. [6], concave : type of lens that spreads out rays of light. [7], yellow : third colour in the rainbow. [6], indigo : sixth colour in the rainbow. [6], red : colour of light reflected by a post box. [3], visible : the part of the electromagnetic spectrum we can see. [7], xray : used to detect broken bones. [1, 3], suncream : used to protect skin from ultraviolet light. [8], ultraviolet : used to sterilize drinking water. [11]
