Advertisements
Advertisements
प्रश्न
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
Advertisements
उत्तर
|
Opaque |
Transparent | Translucent |
| an ordinary paper | A glass strip | greases paper |
| wooden piece | kerosene oil | kerosene oil |
| steel plate | water | polythene sheet |
| stone |
|
glycerine |
| book |
|
mustard oil |
| milk | grounded glass |
APPEARS IN
संबंधित प्रश्न
Write true or false of the following statement.
The moon is self-luminous.
What is light? Define it.
What is a transparent medium? Give two examples.
Why do objects in a room become visible even if sunlight does not enter it?
Write the names of some transparent objects.
Write the names of some cold light-emitting objects.
Tick the correct answer
Glass is
When a ______ object comes in the way of light, light passes ______ it.
Match the following.
| 1. | Ratio of height of image to height of object. | Concave mirror |
| 2. | Used in hairpin bends in mountains. | Total internal reflection |
| 3. | Coin inside water appearing slightly raised. | Magnification |
| 4. | Mirage | Convex mirror |
| 5. | Used as Dentist’s mirror. | Refraction |
Why are traffic signals red in colour?
