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Separating Components of Mixture
August 05, 2023
If some substances are mixed by mistake, then they need to be separated from each other, but sometimes it is very difficult to separate them. In such situations we use a variety of special methods, such as filtering, gleaning, sublimation, evaporation, precipitation to easily separate substances.
July 16, 2023
How digested food from food pipe and absorbed food from body reaches every cell? Carbon dioxide from all body parts and other waste elements related to waste materials (kidney, lungs)? All there works are done by a pump (heart) and artery coming out and reaching there.
Skeleton and Muscle System
July 10, 2023
We are movable. We are not static at one place. We move from one place to another. We can also move our hands, legs, head and so on. All these movements are possible by the mixture of two systems in human body - bones and muscles. All bones together make skeleton system and all muscles together make muscle system.