Physical
Its physical because the chemical properities of it doesn't change.
A physical change that takes place when making pizza is when the cheese melts because a new substance is not created. Another physical change is the pizza increasing in size while it cooks.
There are some chemical aspects:base is made from flour and yeast,so the reaction between them is a chemical change.The cooking of the pizza is also a chemical reaction, because it cannot be undone.There are also some physical aspects, e.g.Making the doughgrating the cheesemelting the cheese
it is not a change at all but putting pizza in the oven is a chemical change
chemical change
a chemical change as the protein and such in the ingredients are changed and broken down. Cooking a frozen pizza is not just the act of melting the ice, but also the process of cooking.
Chemical
iron nail
The actual acting of biting off a peace of food, including pizza is a physical change. It doesn't become a chemical change until the enzymes in the saliva and stomach begin the process of digestion.
paperoni
no !
pizza