Question

what is a sign of a chemical change? compressing stretching bubbles forming tearing

Explanation:

A chemical change occurs when a substance transforms into a new substance with different chemical properties. Signs of a chemical change include the formation of gas (bubbles), production of light, release or absorption of heat, color change, and formation of a precipitate. Compressing, stretching, and tearing are physical changes as they only alter the physical state or shape of a substance without changing its chemical composition.

Answer:

Bubbles forming