The sewing needle should float in the water if placed on a horizontal angle if I remember properly.
I hope this helps in some way.
The eye, which is a calm area.
This theory was first proposed by Nicolaus Copernicus<span>. </span>Copernicus<span> was a Polish </span>astronomer<span>. He first published the heliocentric system in his book: De revolutionibus orbium coelestium , "On the revolutions of the heavenly bodies," which appeared in 1543.</span>
Phospholipid is the answer
