Question

which process is a chemical change?
burning a match
boiling water
melting ice
breaking glass

Explanation:

A chemical change results in a new substance being formed. Burning a match involves a chemical reaction between the match - head chemicals and oxygen, creating new substances like carbon dioxide and water vapor. Boiling water is a physical change (liquid to gas), melting ice is a physical change (solid to liquid), and breaking glass is a physical change (change in shape without new substances).

Answer:

burning a match