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प्रश्न
Fill in the blank
_________ determines the degree of hotness or coldness of a body.
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उत्तर
Temperature determines the degree of hotness or coldness of a body.
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संबंधित प्रश्न
Write true or false for a given statement.
Solids expand the least and gases expand the most on being heated.
Fill in the blank
Metals are _______ of heat.
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.
What do you understand by thermal expansion of a substance ?
Why do telephone wires sag in summer ?
Describe one experiment to show that liquids expand on heating.
Name a liquid which is a good conductor of heat.
In summer, ice is kept wrapped in a gunny bag. Explain the reason.
Explain why we wear woolen clothes in winter.
______ is greater for liquids than solids and it is maximum in gases.
