Science is a broad field. It is divided into several branches for easy study. The one who thinks they are experts in science areas is still not aware of many facts.
1_ The most famous Eiffel Tower, which was the tallest tower for forty years in Paris. Do you know that size of the Eiffel Tower increases by 15 cm in summer? This happens due to the expansion of particles with which the tower is made; This process is called thermal expansion. When we heat a substance, its particles move away from each other, and the volume of that object increases.
Two_ Did you try to watch the sun, It is challenging and can harm the eyes, but when we see the sun, it looks like yellowish-orange color. But in reality, the color of the sun is white. Some stains on the earth have a short Wavelength. Due to the Short wavelengths of these colors, the sun looks yellow.
Three_ Do you know the most challenging muscle of your body? That is your tongue. The tong is made of several forces, and it functions 24 hours of the day, even when we are sleeping like our heart. The tong has lingual tonsils, which filter the germs. The saliva produce by salivary glands spreads on the tongue and helps indigestion.
4_We only know about four blood types A, B, AB, and O. But some people don't possess any of these blood types. There is another blood type called HH. This blood type is also called Bombay blood type because this blood type was first discovered in a person in Bombay in 1952. A person with HH blood type neither can give nor receive blood from others.
5_The honey is the only food in the world that can be stored for 3000 years. This happens due to the less amount of water content present in love. Due to less water content, the bacterias present in honey become dehydrated can't spoil the sweetheart.
Six_ Have you ever seen an animal that's ears were present in the belly? The grasshopper is the only insect whose ears are present in the stomach. The sound detecting organ means the eardrum of the grasshopper is called the tympanum which is a thin membrane. Wings cover the eardrum of the grasshopper. The wings protect the ears.
7_ The animal Octopus is the only organism with three hearts and nine brains and also the blood of the Octopus is blue. The two hearts of the Octopus pump the blood, and the third one helps in circulation. The color of the blood of Octopus is blue because instead of hemoglobin a pigment called Cyanoglbine is present with high amount of copper. That's why the blood color of the Octopus is blue.
8_ Hot water freezes more quickly than cold water. This is because the evaporation rate of hot water is higher than cold water; due to increased evaporation rate, less volume of water remains, which freezes more quickly. The Coldwater surface forms a frost which insulates the Coldwater. The concentration of solute is also different in hot and cold water.
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