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प्रश्न
Differentiate among opaque, translucent and transparent materials, giving one example of each.
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उत्तर
| Opaque | Translucent | Transparent |
|
Opaque refers to a material that prevents an object from being seen at all. E.g. - wood, marble. |
Transculent is a material that allows an object to be viewed but not clearly. E.g. Butter paper, frosted glass. |
Transparent is a substance that allows an object to be seen plainly through it. E.g. Clean water, glass. |
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संबंधित प्रश्न
Short Answer Type Question:
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| Plastic Scale | Wooden Scale |
| ______ | ______ |
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- A less reactive metal displaces a more reactive metal from its salt solution in water.
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- Mirror
- Paper stained with oil
- Magnet
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Help Boojho in finding out the material(s) which is/are opaque.
Which pair of substances among the following would float in a tumbler half filled with water?
Which of the following materials is not lustrous?
Match the objects given in Column I with the materials given in Column II.
| COLUMN I | COLUMN II | ||
| (a) | Surgical instruments | (i) | Plastic |
| (b) | Newspaper | (ii) | Animal product |
| (c) | Electrical switches | (iii) | Steel |
| (d) | Wool | (iv) | Plant product |
