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प्रश्न
Name the SI unit of heat.
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उत्तर
Joule is the SI unit of heat.
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संबंधित प्रश्न
Define the term heat.
What will absorb heat?
Steel spoon
What will absorb heat?
Iron griddle (tava)
What will absorb heat?
Wooden board
Give a scientific reason.
In winter, why does an iron pillar feel colder than a wooden pole?
Complete the following sentence:
CGS units of heat is _________
1 calorie is 4.81 joules.
We reduce the heat by adding ______ while preparing fruit juice.
We feel the heat on our body when the ______ shines.
______ is a form of energy.
The sun gives us light and heat.
In summer, we prefer light – colored clothes and in winter we usually wear dark – colored clothes.
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 |
Arrange the following in order of decreasing the expansion of heating: Steel, milk, air.
What is heat energy?
Which of the following is true?
Match the following:
| Column A | Column B | ||
| 1. | Heat | a. | Heat gained or lost in the change of state without any change in temperature |
| 2. | m × L. | b. | Heat gained or lost when there is no change of state |
| 3. | Temperature | c. | Form of energy |
| 4. | m × s × t | d. | SI unit of specific latent heat |
| 5. | J/Kg | e. | degree of hotness or coldness |
Heat gained by a body depends upon which factors?
