The Luminous Objects Quiz
Which objects are luminous? (Select all that apply.)
a) cellphone screen
b) light bulb
c) blue carpet
d) green grass
Answer:
a) cellphone screen, b) light bulb
In this quiz, the luminous objects are the ones that emit light. A cellphone screen and a light bulb are both examples of objects that emit light, making them luminous. On the other hand, a blue carpet and green grass do not emit light, so they are not considered luminous objects.