1. Common sense of physics in everyday life Stethoscope: The human body produces sounds from certain organs. With a disease of heart, lungs, trachea, stomach, etc., sounds of organs change according to certain characteristics. Doc...
Read more1. Common sense of physics in everyday life Stethoscope: The human body produces sounds from certain organs. With a disease of heart, lungs, trachea, stomach, etc., sounds of organs change according to certain characteristics. Doc...
Read more1Can water boil and freeze at same time When ice cubes melt, a solid and a liquid coexist, and when water boils, a liquid and a gas coexist. So, is there a state in which three states coexist: water, solid, liquid and gas? The ans...
Read more32 Interesting science quiz, do you know this cold knowledge? 1. Why do stars twinkle? We see twinkling of stars not due to a change in brightness of stars themselves, but due to occlusion of atmosphere. The atmosphere is betwe...
Read more1. Why does sorbet smoke? Sorbet smokes because there is a lot of invisible water vapor in outside air. When it encounters a very cold sherbet, it turns into mist and surrounds sherbet when it is cold. It seems that sorbet "gassi...
Read moreInteresting little scientific knowledge Intro: Many people like [an interesting little piece of popular science]. Today I will tell you about it. People will inevitably encounter such things in their lives. Learning some [Interest...
Read more1. Rabbits communicate by patting ground with their feet. Most rabbits that pat ground with their hind feet are male rabbits, which is a way for female rabbits to express their emotions. 2. The largest monkey in world is baboon, ...
Read moreNow that science and technology are developing more and more, we can see traces of science and technology everywhere in our lives, from food coloring, preservatives, cigarettes, etc., to rice cookers, televisions and refrigerators...
Read moreWe see twinkling of stars not due to a change in brightness of stars themselves, but due to occlusion of atmosphere. The atmosphere is between us and stars. As starlight travels through atmosphere, it is affected by density and th...
Read moreWhy do stars twinkle? Why do sunflowers always bloom towards sun? Why do people get gray hair when they age? Can you explain these questions that are most often asked by children? If you often confuse yourself, come and tell your ...
Read more