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Physical&Chemical

Physical and Chemical Changes

QuestionAnswer
What is a physical change? A physical change is when an object changes from one type of matter to another WITHOUT creating a new substance
What is a chemical change? A chemical change is when molecules are broken up and reformed CREATING a new substance
What are the 5 clues that a chemical change has occurred? Light, heat, color, odor, bubbles
Rusting Chemical Change
Ripping paper Physical Change
Melting butter Physical Change
Breaking glass Physical Change
What is one clue that indicates that baking a cake is a chemical change? Color, heat, odor, bubbles
Mixing salt and water to make salt water Physical Change
Boiling water Physical Change
What is one clue that indicates that rotting food (decomposition) is a chemical change? Odor, color
Spoiling milk Chemical Change
What is one clue that indicates that fireworks is a chemical change? Heat, light, odor, color
Burning wood Chemical Change
Ripening fruit Chemical Change
Leaves changing color in the fall Chemical Change
Ice forming on the roads in Winter Physical Change
Dissolving sugar in water Physical Change
Hammering wood together to make a playhouse Physical Change
Juicing an orange Physical Change
Mowing the lawn Physical Change
Freezing chocolate covered bananas Physical Change
Melting an ice cube Physical Change
Melting ice cream Physical Change
Formation of yogurt from milk Chemical Change
Created by: lvalenti
 

 



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