Question

which four types of changes might occur during a chemical change? boiling change in shape melting of a solid production of gas color change evaporation temperature change production of light

Explanation:

Boiling, melting, evaporation are physical changes. Change in shape is also a physical - state change. Production of gas, color change, temperature change, and production of light can indicate chemical reactions as new substances are often formed with different properties during chemical changes.

Answer:

production of gas, color change, temperature change, production of light