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प्रश्न
Fill in the blank
We use a ________ for measuring the temperature of a body.
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उत्तर
We use a thermometer for measuring the temperature of a body.
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संबंधित प्रश्न
Write true or false for a given statement.
Heat flows from a body at a high temperature to a body at a low temperature when they are kept in contact.
Fill in the blank
Still air is an __________ of heat.
One end of a steel girder in a bridge is not fixed, but is kept on roliers. Give the reason.
Describe an experiment to show that air expands on heating.
Name a solid 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.
What are the land and sea breezes? Explain their formation.
The bottom of a cooking utensil is painted black. Give the reason.
What are the effects of heat?
