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प्रश्न
Fill in the blank
Heat is a form of _______.
पर्याय
electrical energy
gravitational energy
thermal energy
None of these
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उत्तर १
Heat is a form of energy.
उत्तर २
Heat is a form of thermal energy.
संबंधित प्रश्न
Match the following
| Column A | Column B |
| 1. mercury | 1. insulator |
| 2. wood | 2. water from 0°C to 4°C |
| 3. Aluminum | 3.absorbs |
| 4. contracts | 4.conductor |
| 5.black surface | 5. Thermometer |
What is heat ? State its S.I. unit.
Name the mode of transfer of heat in the following :
(a) solid,
(b) liquid,
(c) gas
(d) vacuum
What will absorb heat?
Wooden board
Give scientific reason.
Dew drops form on the grass in winter.
Find the odd one out and give its explanation.
The unit of heat is
The process of converting a liquid into a solid is called ________.
The amount of heat gained by a substance is equal to the product of its mass and latent heat.
Define one calorie.
Why does the bottom of a lake not freeze in severe winter though the surface is all frozen?
We feel the heat on our body when the ______ shines.
______ energy can be generated by the burning of fuels like coal, wood, charcoal, gasoline, etc.
______ is a form of energy.
In the past, people used to rub two wooden pieces together to light fire.
A marble tile would feel cold as compared to a wooden tile on a winter morning because the marble tile ______.
In summer, we prefer light – colored clothes and in winter we usually wear dark – colored clothes.
Arrange the following in order of decreasing the expansion of heating: Steel, milk, air.
Which of the following is true?
Heat gained by a body depends upon which factors?
