Presentation on theme: "Why do humans need teeth? By Grace Pengilly Introduction Teeth are very useful. They help you tear,cut and break your food Into very small pieces so."— Presentation transcript:
Why do humans need teeth? By Grace Pengilly
Introduction Teeth are very useful. They help you tear,cut and break your food Into very small pieces so you can swallow it more easily. An human adult has 32 teeth called permanent teeth. These start to grow when you are about 5 -6 years old. They replace your milk teeth. You only have two sets of teeth in your life - take great care of them.
Different teeth Some teeth are yellow, black and white. If you don’t brush them they will fall out and they will go yellow. If you are an adult and you smoke your teeth will go black. You should always look after your teeth. When you brush your teeth and you spit blood that means that you don’t look after them properly and you need to go to a dentist.
What are false teeth? False teeth are teeth made for people that has lost a lot of teeth and they half to use them so they can talk properly it is neceesserly to replace teeth
conclusion I n conclusion I found out that we need teeth to grind food together and swallow it easier