INTERESTING FACTS ABOUT NATURE

10 INTERESTING FACTS ABOUT NATURE:

1) There is a liquid air too. For this, the air must be cooled -200 degree Celsius.
2) 1 liter of

air on the Earth contains about 1000 billion atoms, but in space it is just 300 atoms.
3) Astronauts were diapers in their spacesuits in the space shuttle.
4) A long stay in weightlessness can lead to weakness. 
5) Voltages starting from 48 volts are considered as fatal. Hence, electric toys should have a maximum voltage of 24 volts.
6) Hovercraft travels very fast because the friction between the boat and the water is reduced by an air cushion.
7) Earlier the weaving looms were called 'pulls'. The name 'pulley' is derived from this word.
8) We need a lot energy even when we think, and not just when we do physical work.
9) The electric eel generates voltages up to 600 volts in special muscles.
10)  Flies do not fall from the roof because they have special appendages on their feet that bind them to the surface.

A weightlessness is a phenomenon, which occurs when the body do not feel any gravity.