Explain why the velocity and acceleration vectors behave as they do for the preset motions (linear acceleration I, II, circular motion, & harmonic motion).
Dentist Tip: Brushing three times a day is ideal. If you can brush once after every mealâbreakfast, lunch, and dinnerâyou minimize the growth of bacteria in your mouth. But wait an hour after each meal: brushing too soon can cause damage to the enamel of your teeth.
Tradition says, Brush after every meal.. When do you suggest brushing should be done â before or after eating? You're probably wondering why I'm asking about brushing, when you know I believe cleaning between the teeth is more important than brushing. My guess is you agree and also spread the message of cleaning between the teeth first.