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VS Chem/Phys Changes
Chemical and Physical Changes
Question | Answer |
---|---|
change is state (solid to liquid to gas etc.) | physical change |
change in chemical bonds | chemical change |
signs of chemical change | formation of gas, light, or odor, temperature change up or down without outside interference |
Mowing the yard | physical change |
Soil eroding from a hillside | physical change |
Butter melting on popcorn | physical change |
Molding clay into a new shape | physical change |
Freezing a juice box in the freezer | physical change |
Water evaporating from a lake | physical change |
Rubbing alcohol evaporating from your hand | physical change |
Hammering wood to make a birdhouse | physical change |
Ripping aluminum foil | physical change |
Breaking glass | physical change |
Squeezing lemons for lemonade | physical change |
Ice forming on a lake | physical change |
Boiling water | physical change |
Condensation on a soda can | physical change |
Painting your nails | physical change |
Coloring a picture | physical change |
Separating sand from gravel | physical change |
Frying an egg | chemical change |
Dying your hair | chemical change |
Lighting a match | chemical change |
Rust forming on a bicycle | chemical change |
Acid rain eroding a statue | chemical change |
Taking an antacid to settle your stomach | |
Gasoline igniting | chemical change |
Hydrogen peroxide bubbling in a cut | chemical change |
Jewelry tarnishing | chemical change |
Food digesting | chemical change |
Milk going sour | chemical change |
A plant photosynthesizing | chemical change |
Food scraps rotting in a compost pile | chemical change |