Because you grind your teeth.
4
It is 4!
The four spike-like pointed things on a fork are called tines.
A fork or spoon.
A tuning fork is not designed to break teeth, and it typically won't have enough force to do so under normal circumstances. However, if a tuning fork were to be struck with significant force and then accidentally impact a tooth, it could potentially cause damage. It's important to use tuning forks safely and avoid any situations where they could accidentally strike the teeth.
no the plural of tooth is teeth....u would say four teeth
Fork prongs are called tines.
There are between three and four prongs or tines on a fish fork.
A fork has prongs at the end of it. (Actually a fork has tines. A plug has prongs.)
a fork
fork