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प्रश्न
Pick five objects from the word box given as Figure which are opaque and would sink in water.
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| A | T | L | E | E | R |
| C | O | I | N | A | A |
| O | N | K | C | F | S |
| A | E | E | I | W | E |
| L | L | Y | L | R | R |
उत्तर
Five objects in the puzzle that are opaque and would sink in water are:
- Coin
- Pen
- Stone
- Eraser
- Coal
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संबंधित प्रश्न
Give scientific reason.
We must observe the economy in the use of materials.
Match the objects given below with the materials from which they could be made. Remember, an object could be made from more than one material and a given material could be used for making many objects.
| Objects | Materials |
| Book | Glass |
| Tumbler | Wood |
| Chair | Paper |
| Toy | Leather |
| Shoes | Plastics |
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