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प्रश्न
What will absorb heat?
Wooden spoon
विकल्प
Will absorb heat
Will not absorb heat
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उत्तर
Will not absorb heat
Explanation:
Wood is a poor conductor of heat. It absorbs heat very slowly and does not transmit it at all, so wooden spoons protect your hands from burning even when placed in hot pots.
संबंधित प्रश्न
Fill in the blank and rewrite the sentence.
If objects of equal masses are given equal heat, their final temperature will be different. This is due to difference in their ................. .
What will absorb heat?
Plastic plate
The unit of heat is
______ energy can be generated by the burning of fuels like coal, wood, charcoal, gasoline, etc.
Analogy:
Movement of molecules:: Heat.
Heat energy:: ______.
When an electric current is passing through the conductor ______ energy is produced.
Observe the picture given in figure. Water is being boiled in a pan of wide base.
- Which position P or T will feel warmer?
- Fill up the boxes P and T to indicate the mode of flow of heat to the hand.
You would have noticed some space being left on railway tracks. Why?
Match the following:
| Column A | Column B | ||
| 1. | Heat | a. | Heat gained or lost in the change of state without any change in temperature |
| 2. | m × L. | b. | Heat gained or lost when there is no change of state |
| 3. | Temperature | c. | Form of energy |
| 4. | m × s × t | d. | SI unit of specific latent heat |
| 5. | J/Kg | e. | degree of hotness or coldness |
