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प्रश्न
What is the difference between transparent and opaque materials?
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उत्तर
| Transparent materials | Opaque materials |
| 1. Transparent objects allow the lights to pass through them. | Opaque objects do not allow light to pass through them. |
| 2. We can see other objects clearly through transparent objects. | We cannot see through opaque objects. |
| 3. Example: air, glass, pure water. | Example: wood, stone, and metals. |
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संबंधित प्रश्न
How does a light ray travel?
Give one natural source of light.
State difference between a luminous and a non-luminous body.
How will you convert a glass sheet into a translucent sheet?
Match the following.
| 1. | Light source | Glass |
| 2. | Waterproof | Vegetable oil |
| 3. | Transparent | Sun |
| 4. | Translucent | Metal |
| 5. | Opaque | Rain coat |
Opaque objects do not allow light to pass through them.
Write whether the objects are transparent, translucent, or opaque.
 |
 |
 |
| ________ | _________ | _________ |
 |
 |
 |
| ______ | ______ | ______ |
Two students while sitting across a table looked down on to its top surface. They noticed that they could see their own and each other’s image. The table top is likely to be made of:
Observe the picture given in the following figure. A sheet of some material is placed at position ‘P’, and still the patch of light is obtained on the screen. What is the type of material of this sheet?
You are given a transparent glass sheet. Suggest any two ways to make it translucent without breaking it.
