Результаты (
английский) 3:
[копия]Скопировано!
Why is that? When a paper helicopter drops, the air from under the wing is pulled out вовсех directions. The air flow pushes the wings helicopter, and it is turning. When you increase weight helicopter drops faster,The air flow is increasingly affects the speed and increases.
переводится, пожалуйста, подождите..
![](//ruimg.ilovetranslation.com/pic/loading_3.gif?v=b9814dd30c1d7c59_8619)