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What happens when white light strikes a black object? A) Blue light is reflected. B) Red light is reflected. C) No light is reflected. D) All of the light is reflected. C
How would a red apple look under blue light? A) The apple would appear black. B) The apple would appear white. C) The apple would still appear red. D) The apple would seem to disappear. A
Which behavior of light must happen if the color of an opaque object is going to be seen? A) refraction B) absorption C) transmission D) reflection D
. If a material absorbs all the light waves that reach it, which color will the human eye see? A) white B) black C) red D) violet B
What happens when all the light waves of the visible spectrum are reflected together? A) You see white. B) You see black. C) You see a rainbow of colors. D) You see no colors at all. A
Why does a stop sign appear red? A) It absorbs red light. B) It reflects red light. C) It refracts red light. D) It reflects all colors except red. B
When sunlight shines on a leaf,it looks green. Why? A)It absorbs all the white light and turns most of it into green light. B)It absorbs only the green part of the light. C)It reflects the green light waves and absorbs most of the rest. D)It gives off its C
Why does a lemon appear yellow? A) It has only yellow light shining on it. B) It emits only yellow wavelengths of light. C) It refracts yellow light more than other colors. D) It reflects yellow light and absorbs all other colors. D
All of the following behaviors will cause colors to be perceived by the human eye EXCEPT: A) absorption by various materials B) refraction through a prism C) reflection by various materials D) wavelengths of visible light received by the retina A
A projector transmits red light. When a red filter is placed in front of the red beam, red light passes through. When a blue or green filter is placed in front of the red beam of light, no light passes through either of those filters. Why? A)Red light is C
A piece of cloth appears red through a red filter, green through a green filter, and blue through a blue filter. What color is the cloth? A) Red B) Green C) Blue D) White D