A physical change can be distinguished from a chemical change because during a physical change- A. the properties of the substan
ce may change, but no new substances are produced B. the properties of the substance change for only a short time but will return to their original state. C. an entirely new substance with new properties forms as a result of the change D. a new substance is produced, but the new substance has properties identical to the original substance.
Oxygen. Plants need water sunlight and CO2 to make their food. They get the carbon and the energy from the CO2 and the sun, and they need water as well. Then they release oxygen
