5Amazing Science Facts
1. Why a man bends forward while climbing a mountain?
While climbing a mountain, the center of gravity of man moves away from his place and there is a possibility of human falling, so man is bent forward while climbing the mountain so that his gravity Center should come in its place.
2. Why food cooks quickly in a pressure cooker?
Pressure evaporation in the pressure cooker increases the pressure and boiling of water, due to which the temperature increases and the food becomes quicker due to excess heat.
3. Why there is no air and water on the moon?
Gravity acceleration values on the stagnant moon are low, so the gas and fluid from the moon go into the solar system, which is why there is no water and air on the moon.
4. Why do water taps sometimes break in the winter months in cold regions?
When the water changes into ice, its volume increases when water is sent through pipes in cold regions, then water gets converted into ice due to cold, due to which its volume increases and the pipe bursts.
5. Why man’s weight on the moon is less than his weight on earth?
The attraction force of the moon is less than the attraction force of the earth, so the weight of everything on the earth is less on the moon, this is the reason that the weight of a man is less on the moon than on the earth.
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Why Mercury is used in the Thermometer?The mercury is sensitive to heat and bright and not cling in the vessel wall, so mercury is used in thermometers.2.
Why the water kept in the pitcher remains cool during summer?Jug or pitcher is made in such a way that there are many fine holes.
In these holes, water is getting vaporized by coming in contact with the outer atmosphere of air due to this evaporation pitcher water remains cold.3.
Why The lightning flashes are seen before and heard after?Since The speed of light is much higher than the velocity of sound, when lightning strikes, the brightness is seen earlier as the light velocity is higher and it is heard later because of the decrease in the velocity of sound.4.
Why clothes dry quickly in summer?Wet clothes dry quickly due to rapid evaporation in summer.5.
Why argon gas is filled inside the electric bulb?When the bulb is illuminated when ignited, the filament in the bulb is destroyed by oxygen from the air inside the bulb, but when argon is filled with it, which is an inert gas, it does not attach to the bulb’s filament.
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, जब दुनिया में विनाश हो रहा हो, आग लग रही हो या बर्फ गिर रही हो, अगर सुनामी से पुरे विश्व में पानी भर जाए तो ऐसा कौन सा जीव है जो हर परिस्थति में जीवित रहेगा?Read more: Interesting Facts
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