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प्रश्न
Write true or false for a given statement.
All solids expand by the same amount when heated to the same rise in temperature.
पर्याय
True
False
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उत्तर
False.
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संबंधित प्रश्न
Fill in the blank
The temperature of boiling water is _______
The fig. shows a glass tumbler containing hot milk which is placed in a tub of cold water. State the direction in which heat will flow.
A glass stopper stuck in the neck of a bottle can be removed by pouring hot water on the neck of the bottle. Explain why ?
Why is a cement floor laid in small pieces with gaps in between?
What are the good and bad conductors of heat ? Give two examples of each.
Select good and bad conductors of heat from the following:
copper, mercury, wood, iron, air, saw-dust, cardboard, silver, plastic, wool.
Why do we use cooking utensils made up of copper.
Why are chimneys provided over furnace in factories?
Match the following
| 1. | Solid to liquid | a. | Condensation |
| 2. | Liquid to gas | b. | Deposition |
| 3. | Gas to solid | c. | Melting |
| 4. | Gas to liquid | d. | Vaporization |
______ is greater for liquids than solids and it is maximum in gases.
