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प्रश्न
What is the difference between heat and temperature? What are their units?
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उत्तर
| Heat | Temperature |
|
It is a form of energy which causes in us the sensation of hotness or coldness. |
It is a measure of the degree of hotness or coldness of an object. |
|
The total kinetic energy of the atom is measured in heat. |
The average kinetic energy of the atom is measured in temperature. |
| It is measured in joules (J). | It is measure in Kelvin (K), Celsius (°C) and Fahrenheit (°F) |
APPEARS IN
संबंधित प्रश्न
State the volume changes that you will observe when a given mass of water is heated from 0°C to 10°C. Sketch a temperature-volume graph to show the behaviour.
Distinguish between heat and temperature.
Convert 80 K temperatures on the Celsius scale.
Name three devices which are used to detect heat radiations.
The hot metal ball is suspended from a string in a metal box as shown in the following figure
(i) What are the ways in which the ball loses heat
(ii) Which side of the box will be the hottest and which the least hot after some time? Explain.
Where am I?
The mean annual temperature around me is 10°C.
Why do people prefer wearing white clothes during summer?
While a substance is undergoing a change of state, the temperature of the body remains the same.
