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प्रश्न
What will absorb heat?
Soil
विकल्प
Will absorb heat
Will not absorb heat
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उत्तर
Will not absorb heat
Explanation:
Clay is a good heat absorber. It absorbs heat slowly and releases it slowly. This is why mud houses remain cool in summer and warm in winter. Clay pots are also helpful in keeping water cool as they absorb heat and release it slowly.
संबंधित प्रश्न
Name the mode of transfer of heat in the following :
(a) solid,
(b) liquid,
(c) gas
(d) vacuum
Define one kilo-calorie of heat.
What will absorb heat?
Water
What will absorb heat?
Wooden spoon
If you apply some heat energy to a substance, which of the following can take place in it?
Analogy:
Movement of molecules:: Heat.
Heat energy:: ______.
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.
The water in the black can becomes ______ than that in a white can after exposure to the sun.
Black color is a ______ absorber of heat.
Match the following
| 1. | Heat | a. | Good absorber |
| 2. | Temperature | b. | Form of energy |
| 3. | Black surface | c. | Insulators |
| 4. | Rubber, cork | d. | The measure of hotness or coldness |
