Chemical change. Physical changes (like melting) can be undone. But you cannot unbake a cake.
Tearing a tissue paper is a physical change.
New chemical bonds are being formed, and some are being broken. A simple test for if something is a chemical change or not is if the reaction is irreversible, such as baking a cake. Quite a few chemical changes are reversible, however you can almost be certain that a physical change is reversible, such as water <-> ice.
Heat brings about a chemical change. Physical changes can be undone, but you cannot unbake a cake.
Baking a cake, burning paper, photosynthesis.
no it is not, it is a chemical and irreversible change,
Baking is a chemical change.
Chemical change.
Baking is a chemical change
Chemical change.
It's mostly a chemical change - since I doubt it is reversible.
Baking a cake is a chemical property because it is going from dough to cake or batter to cake.
Baking is a chemical change because involve chemical reactions.
The thermal decomposition of baking powder is a chemical change.
Cooking involve chemical changes.
The thermal decomposition of baking powder is a chemical change.
Chemical change.
pretty sure its a chemical change.