Yes, 760 mph. The speed of sound. To compare, airplanes travel at speeds of 500 mph, trains travel at 200 mph and cars, depending on how fast you want to get to Disneyland, between 60 and 80 mph. To be precise, the trip might actually take 36 minutes.
The Temp Tooth is an intriguing new dental product that allows a person who is missing one or more teeth to build temporary replacement teeth right from their own home. It is a temporary fix and classed as a cosmetic product.
This is called the period of mixed dentition, because for much of the time, children will have both primary and permanent teeth. Teeth form under the gum before they erupt (emerge through the gum). The crown, or visible part of the tooth, forms before the roots do. Before the roots form, the developing tooth is called a tooth bud.. Eventually, the 20 primary teeth are replaced by 32 permanent teeth.