Lesson: Taking Care of Teeth Science
In this lesson, we will learn how to describe tooth decay and explore ways in which it can be prevented.
Caring for teeth includes a regular visit to the dentist. How can dentists help us take care of our teeth?
David’s class wanted to do an experiment on the effects different substances have on teeth. They decided that eggs would be the best objects to use since their shells resemble human enamel. They put 4 eggs in 4 cups of water, orange juice, soda, and vinegar respectively. They checked the cups after 1 day. The following is the table of their results.
Which substance dissolved the eggshell the most?
If eggs represented teeth and the dissolved shell represented tooth decay, which substance contributes to the least amount of tooth decay?
Fill in the blank: Bacteria creates an acid that breaks down the on teeth.