classify the following into Luminous and non luminous objects Rock Flame of a gas burner mirror and lighted torch stove and wall Sun and iron wire mass freely
Answers
Answer:
Opaque : A piece of rock, a sheet of aluminium, a mirror, a wooden board, a CD, a piece of red hot iron, an umbrella, a lighted fluorescent tube, a wall, a sheet of carbon paper, the flame of a gas burner, a sheet of cardboard, a lighted torch, kerosene stove, sun, firefly, moon. Transparent : Air, water.
Explanation:
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Answer:
Translucent materials are those which let some light to pass through them, the light rays get scatter in all directions, so cannot see clearly through them. Example: - Fog, smoke.
Luminous objects are those which emit light on their own. Example:-Sun, firefly.
Non-luminous objects are those which reflect the light from luminous bodies. Example: - Moon, mirror.
Based on the above definitions we can classify the objects as translucent, luminous and non-luminous.