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DIY Science Projects

Spirometer

A spiromètre is a medical devise that measures the volume of air inspired and expired by the lungs.

 

This projet is a king of spirometer that allows you to keep a light ball in the air as if a magical force was holding it there.

 

This project was developped for the magazine 'Campus Junior' of the University of Geneva.


Difficulty
Very easy
Duration
25min
Rating
4/5
Testimonials
0

Material
Tools
Building
Cut the top end of the bottle to form a funnel. With the punch, drills a hole in the center of the cap. Insert the top of a straw through the cap. Cut the straw to leave approx. 10 cm outside.tape another straw on the side of the funnel.Cut a peace of 20 cm from the third straw.   Fold it in half and surround the vertical straw.   With adhesive tape, fix the ...Using aluminium foil, form a very light ball (not very compact).   The ball has to be the size of a large nut and well ...
How to use
Links&References
Date13.07.2022
Authorwebmaster
Organizationwebenergie
Translatorwebmaster
Final purposeMeasure
FieldOthers
Languagefrançais english
Licence