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प्रश्न
Crossword puzzle
Across
2. The leading coal producers of the world
4. Considered as a great source of energy
5. Precious metal like gold
6. Used as an insulating material in electrical industry
Down
1. Used in making electrical batteries
2. Good conductor of heat and electricity
3. The largest producer of gold in India
5. Produces energy in the form of heat and light
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उत्तर
Across
2. The leading coal producers of the world- China
4. Considered as a great source of energy- Water
5. Precious metal like gold- Silver
6. Used as an insulating material in electrical industry- Mica
Down
1. Used in making electrical batteries- Manganese
2. Good conductor of heat and electricity- Copper
3. The largest producer of gold in India- Karnataka
5 . Produces energy in the form of heat and light- Sun
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संबंधित प्रश्न
______________ resources are being used in the present.
Given are three suggestions to conserve resources: Write the 3Rs in suitable places.
Melting used plastic to lay roads ______.
Define - Resource.
______ are resources that exist without the action of humankind.
______ are two important factors that determine whether a substance is a resource or not.
Solar Panels generate ______.
Silicon, extracted from sand, a ______, is used in making PV cells.
All resources have ______.
A plate that can absorb solar energy is known as ______.
Statement: All resources have value.
Inference 1: Petroleum has great economic value.
Inference 2: Air is a non – commercial resource.
Now choose the right answer.
