Question

choose the correct answer. which is a physical change? baking brownies folding paper burning paper rusting iron

Explanation:

A physical change is a change in which the form or appearance of matter changes, but not its chemical composition. Baking brownies involves a chemical reaction between ingredients. Burning paper and rusting iron are chemical changes as new substances are formed. Folding paper only changes its shape, not its chemical makeup.

Answer:

Folding paper