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प्रश्न
A ______ is a natural source of light.
पर्याय
seven
star
through
transparent
opaque
colors
shape
erect
inverted
luminous
candle
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उत्तर
A star is a natural source of light.
संबंधित प्रश्न
Why do objects in a room become visible even if sunlight does not enter it?
What do you understand by candle power?
Fill in the blank
Light consists of .............. colours.
Answer the following.
Distinguish between transparent, translucent, and opaque objects.
Write whether of the following objects are luminous or non-luminous.
| Object | Luminous/Non-luminous |
| A book | |
| A burning candle | |
| A wax cloth | |
| A pencil | |
| A pen | |
| A light bulb | |
| A tyre | |
| A torch |
Light travels only in a______ It is because of this property that______ are formed.
Amount of light entering into the eye is controlled by ______.
Velocity of light is greater in denser medium than in rarer medium
List any five properties of light.
Boojho and Paheli were given one mirror each by their teacher. Boojho found his image to be erect and of the same size whereas Paheli found her image erect and smaller in size. This means that the mirrors of Boojho and Paheli are, respectively
