Seniors+1st Class: Effect of Coke on Teeth
Seniors and 1st class discussed healthy and unhealthy food. They investigated the effects of coke on teeth. They used eggs as an egg enamel resembles properties of tooth enamel. The children left the eggs in water and in coke over a few days. They noticed differences every day. Result:The egg submerged in coke was black in colour and the enamel had almost decayed away. Coke contains huge amounts of sugar and acid which is bad for your teeth. The egg submereged in water remained clean and unchanged.