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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.
विकल्प
True
False
उत्तर
True.
APPEARS IN
संबंधित प्रश्न
Write true or false for a given statement.
Solids expand the least and gases expand the most on being heated.
Write true or false for a given statement.
Kerosene contracts on heating.
Write true or false for a given statement.
Water is a bad conductor of heat.
Fill in the blank
_________ determines the degree of hotness or coldness of a body.
Fill in the blank
Metals are _______ of heat.
Name the instrument used to measure the temperature of a body.
State one application of thermal expansion of liquids.
What are the effects of heat?
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 |
Explain the following effects of heat.
Expansion
