Advertisements
Advertisements
प्रश्न
Distinguish between heat and temperature.
Advertisements
उत्तर
| S. no. | Heat | Temperature |
| 1. | Heat not only depends on the temperature of the substance but also depends on how many molecules are there in the object. | Temperature is related to how fast the atoms or molecules move or vibrate within the substance |
| 2. | Heat measures the total Kinetic Energy of the molecules in the substance. | Temperature measures the average kinetic energy of molecules. |
| 3. | SI Unit: Joule | SI Unit: Kelvin |
| 4. | Unit: Joules, Calories | Unit: Fahrenheit, Celsius, Kelvin |
| 5. | It has the ability to do work |
It can be used to measure the degree of heat
|
APPEARS IN
संबंधित प्रश्न
Draw a diagram showing the temperature of various layers of water in an ice covered pond.
S.I. unit of temperature is :
Why is a newly made quit warmer than an old one?
A copper wire 10 cm long is heated from 200C to 300C. Find the increase in length of the wire, if coefficient of linear expansion of copper is 1.7 X 10-5oC-1
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.
Heat energy is always transferred from ______ to ______ temperatures.
When a substance is heated, its temperature ______.
Kelvin is written as K also known as absolute scale as it starts from absolute zero temperature.
For setting curd, a small amount of curd is added to warm milk. The microbes present in the curd help in setting if the temperature of the mixture remains approximately between 35°C to 40°C. At places, where room temperature remains much below the range, setting of curd becomes difficult. Suggest a way to set curd in such a situation.
