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प्रश्न
Write the names of some transparent objects.
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उत्तर
Glass, water, air, etc.
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संबंधित प्रश्न
Match the following
| (a). A light ray passes from air to glass | (1) . speeds up |
| (b). A light ray passes from glass to water | (2). reflects red light |
| (c). Virtual image | (3). primary colours |
| (d). Red rose | (4). plane mirror |
| (e). Red, green, and blue | (5). slows down |
Write true or false of the following statement.
Light travels in a straight-line path.
Write true or false of the following statement.
A shadow is formed because light travels in a straight-line path.
Is the moon a luminous object?
From among the following objects, list out the opaque, translucent, and transparent bodies in the space provided below:
A glass strip, an ordinary paper, greased paper, tracing paper, polythene sheet, wooden piece, steel plate, glycerine, kerosene oil, mustard oil, grounded glass, stone, book, water, and milk.
Opaque Transparent Translucent
Write the names of some cold light-emitting objects.
The sun and ______ are the natural sources of light.
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 |
If the energy of incident beam and the scattered beam is the same, then the scattering of light is called as ______ scattering.
List any five properties of light.
