Yes to much of chocolates and sweets do cause cavaties in the teeth.
chocolate
Stains.
Chocolate is not at all good for your teeth.
suckers are.
no it rots your teeth
Wine stains teeth for the following reasons:Red wine has a very intense chromogen, or color that is very intense.Wine, even white wine, is very acidic and can etch or dissolve teeth at the microscopic level, which makes teeth more likely to accept pigment. That makes teeth more likely to get stained from what you are eating along with the wine.Wines contain tannins which will bind to teeth and tends to hold the chromogens, compounding the tendency to stain the teeth.To read more visit the Related Link.
water does not really have an effect on teeth because there isn't anything in it to harm your teeth.
water by itself is harmless, but minerals in water can have an effect on teeth.
the sugar in the gum can wear your teeth down :(
Pretty big
They will shine and there will be no harm