Experiment # 25. Rotation of Borjomi



In spite of the fact that «Borjomi» is a well-known brand, I propose you today to do the “promotion” of this water. And it is not in advertising sense, but in…

We will need a bottle of «Borjomi»(in glass in order to avoid the squeezing of the bottle) and a basin. As a measuring device we will use a stopwatch.

The first part of the experiment: uncap a bottle of «Borjomi”, pour it into the prepared clean basin by holding vertically upside down. Full time pouring is 9 seconds. The clearness of the basin allows the experimenters and the crew to quench the thirst. Продолжить чтение «Experiment # 25. Rotation of Borjomi»

Experiment #11



One of the previous experiments (guess what?) illustrated the law of Pascal. Yes, exactly, the programming language was named in honor of Pascal! In addition, in honor of this outstanding scientist was named a unit of pressure (1 Pa). Thus, the normal atmospheric pressure is considered to be equal to 760 mm Hg, or 101 325 Pa. But why do the skates «cut» the ice? From the other side. So why don’t people make the skates more steady?

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