1. The first one to create numbers is: (C) A． Arab B． Greek C． Indian D. Romans 2. According to theory of plate tectonics, Earth's lithosphere is divided into six main plates, and only plate that is entirely composed of oceans is:...
Read more1. Isn't it much clearer to teach children to study Pythagorean theorem in this way! Do you still remember how your teacher proved it to you when you were studying the Pythagorean theorem? Draw a picture to draw it, or measure it...
Read more(1) Women's eggs are actually completely formed in mother's body at fetal stage. (2) The memory capacity of human brain is at least 1PB, which is roughly equivalent to size of entire Internet (I don't know when it will be full). ...
Read moreIn fact, even if we do not deliberately learn some scientific knowledge, we also gain a lot of scientific knowledge around us and in our daily lives. This is because there is a lot of scientific knowledge that is closely related t...
Read moreThe solid body has vanished into thin air! The liquid was gone, and it was also in air! How do they do it? Volatile and evaporation: Evaporation means that molecules of a substance freely radiate around themselves, move freely an...
Read moreScience is strict, but sometimes scientific knowledge is very interesting. Now let's take a look at this "little-known" scientific cold knowledge! 1. When you mention flamingos, what do you think of? Yes, that's its bright colorat...
Read moreSome people say that when watching anime and playing games, you can't reckon with science, because world of animation does not belong to Newton. But today, editor wants to find a different way of thinking and discreetly talk about...
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September 03, 2023
In UK, science and technology are optional subjects in primary and secondary schools. To stimulate students' keen interest in science and technology, several science and technology associations in UK have specially organized scien...
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September 02, 2023
Wenyu Art Today's topic is biology! ! ! How do children feel under a big tree in summer? It's good to enjoy shade under a big tree: (1) Direct light principle. Light is blocked by leaves and cannot directly shine on ground, so ...
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September 01, 2023
The world is full of wonders, and in vast world there is always some kind of knowledge that affects blind spot of your knowledge. Let's take a look at some scientific knowledge that will make you wince, and after reading it, you w...
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