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प्रश्न
Why do people prefer wearing white clothes during summer?
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उत्तर
People prefer white or light coloured clothes during summer as they are good reflectors of heat and hence, they keep us cool.
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संबंधित प्रश्न
Fill in the blank
A person is said to have fever if his body temperature is more than _________
How is the size of a degree defined on a Fahrenheit scale?
State the temperature of steam point on the Celsius scale.
Convert 40°C to the (a) Fahrenheit scale (b) Kelvin Scale.
What do you mean by heat?
What is a bimetallic strip?
Name the substance which contracts when heated from 00C to 40C.
Is it possible to heat a liquid or gas from above? Explain your answer.
State the advantages and disadvantages of mercury and alcohol as thermometric liquids.
Convert the following temperature into Fahrenheit scale:
-400C
Give a scientific reason for the following:
It is better to use thin blankets to keep the body warm rather than using a single blanket of thickness equal to their combined thickness.
Define the process of conduction.
Explain with a diagram, the effect of the spherical shape of the earth on the temperature at different latitudes.
Higher Order Thinking question
Go to a veterinary doctor (a doctor who treats animals). Discuss and find out the normal temperature of domestic animals and birds.
Heat energy is always transferred from ______ to ______ temperatures.
1 calorie equals ______.
Temperature is a measure of the average kinetic energy of molecules.
