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प्रश्न
Temperature is the measures of the ______ Kinetic energy of the atoms in a substance.
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उत्तर
Temperature is the measures of the average kinetic energy of the atoms in a substance.
संबंधित प्रश्न
Fill in the blank
A person is said to have fever if his body temperature is more than _________
Convert 5°F to the Celsius scale.
Name two substances which contract on heating.
Name the scientist who designed the first thermometer.
One liter of mercury at 100C is heated to 300C. Find the increase in the volume of mercury. The coefficient of cubical expansion of mercury is 1.8 X 10-4 0C-1.
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.
The following figure shows a rectangular box with two tubes P and Q at the top. A burning candle R is placed under the tube P. The candle burns brightly.
Explain:
(i) How is the air in the box circulating?
(ii) What will happen if the opening Q is closed?
Why are burns caused by steam more painful than those caused by boiling water at the same temperature?
