Advertisements
Advertisements
Question
Define temperature and write its SI unit.
Advertisements
Solution
Temperature is the degree of hotness or coldness of a body compared to other bodies around it. SI unit of temperature is Kelvin (K).
APPEARS IN
RELATED QUESTIONS
How is the size of a degree defined on a Celsius scale ?
Explain the following
Water pipes in colder countries often burst in winter.
Define heat energy on the basis of kinetic theory of matter.
Do all substances expand on heating? Give examples.
What is the unit of coefficient of volume expansion?
Heat flows from a ______ body to a _____ body.
Give reason for the following
The electric wire which sag in summer become straight in winter.
Temperature is the average ______ of the molecules of a substance.
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.
