A centripetal force (from Latin centrum center and petere to seek) is a force that makes a body follow a curved path. Its direction is always orthogonal to the motion of the body and towards the fixed point of the instantaneous center of curvature of the path.
There are a number of things that can cause a whitish coating or white spots to develop on the tongue, including the f ollowing: 1  Leukoplakia. 2  Oral thrush. 3  Oral lichen planus.
Other conditions associated with white patches or other discolorations of your tongue include leukoplakia (pre-cancerous condition), oral lichen planus (a chronic autoimmune disorder), oral thrust (a yeast infection), and syphilis (a bacterial infection from sexual contact).very now and then you notice that your tongue (usually a healthy pink) is coated in white. While a white tongue is something that can be alarming, there is no need to worry.