The stratosphere layer is the second layer of the atmospheric envelope, It is called the ozonic atmospheric envelope, The atmospheric pressure in the stratosphere layer decreases as we go up until it becomes 1...
The troposphere is a critical layer for life on Earth. It’s the home of our weather, and the air we breathe, and it influences our climate. The troposphere is the closest layer to Earth,...
The scientists classified the elements according to their properties to facilitate their study and to find a relationship between the elements, and their chemical and physical properties. The modern periodic table was developed by...
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