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1 Am I Physical or Chemical Change? DIRECTION: Put a check (1) mark if the statement is pertaining to chemical change or physical change. Physical Change Chemical Change 1. There is a change in a chemical composition of a substance. 2. The heat energy is released when liquid turns into a solid. 3. There is formation of gas. 4. It is usually irreversible. 5. There is a formation of new products. 6. Physical properties have been changed. 7. There is a change in the physical appearance of a substance when you cut and tear it. 8. There is a change in temperature when the reactants are mixed together. 9. There is a formation of precipitate.
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