A substance changes into another substance Odor Color Change Energy Released Gas or Solid is created.

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Presentation transcript:

A substance changes into another substance Odor Color Change Energy Released Gas or Solid is created

The substance does not change…it only changes form Shape Phase Changes

Physical ChangesChemical Changes Aluminum foil is cut in half.Milk goes sour. Clay is molded into a new shape.Jewelry tarnishes. Butter melts on warm toast.Bread becomes toast. Water evaporates from the surface of the ocean. Frying an egg. A juice box in the freezer freezes.Gasoline is ignited. Rubbing alcohol evaporates on your hand. Hydrogen peroxide bubbles in a cut. Food scraps are turned into compost in a compost pile. You take an antacid to settle your stomach. Your body digests food.