What Produces curls??
( Hairdressing)

Explanation:

Another contributing factor to a hair's curl is the way the follicle tunnels into the scalp. Follicles of straight hair tunnel vertically down from the skin's surface into the dermis. If the follicle angles into the dermis then the hair will curve as it grows causing it curl.

the gravitational force on an object increase as the mass of an object also, im not going to report you, but this question should be under the science category, not health