Light and Optical Devices Crossword Puzzle

Download and print this Light and Optical Devices crossword puzzle.

PDF will include puzzle sheet and the answer key.

 
Edit Print PDF - Letter PDF - A4

Browse all Science Puzzles

QUESTIONS LIST: lacrimal : the gland that makes sure you can cry, mirage : trick of light, spectrum : all colours are a part of this, speedoflight : there are almost 300,000,000 of these per second, optical : this nerve sends impulses to the brain, endoscope : used in key-hole surgeries, euclid : he suggested the travel direction of light, spectacles : what eyeglasses were called, dualnature : the mystery of light, iris : coloured part of the eye, newton : showed there are many colours that make up white light, bioluminescent : living organisms that are this type of light, opaque : materials that absorb light and can't be seen through, galileo : created a refracting telescope, ptolemy : he discovered the property of refraction, gamma : shortest wave length rays, red : one of the longest wavelengths we see when the sun sets, convex : rear and side view mirrors, and human eye are this, incident : type of ray in the reflection law, hyperopia : you have this condition if you have challenges seeing objects close up