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POWERPOINT PRESENTATION

PHYSICAL SCIENCEKABANI

REG.NO:18214360002

CHANGES CHANGES ARE TWO TYPES

CHEMICAL CHANGE PHYSICAL CHANGE

CHEMICAL CHANGE IT MEANS CHANGE IN THE PARTICLES BY WHICH IT IS MADE OF.

PHYSICAL CHANGE IT MEANS CHANGE IN EXTERNAL APPEARANCE.

CHEMICAL CHANGE NEW SUBSTENCE ARE FORMED

NEW MOLECULES ARE FORMED

IT CANNOT BE REVERSED

PERMANENT CHANGE

PHYSICAL CHANGE DO NOT PRODUCE NEW SUBSTANCE

NEW MOLECULES ARE NOT FORMED

IT IS REVERSED CHANGE ONLY IN THE ARRANGMENT OF MOLECULES

TEMPORARY CHANGE

EXAMPLES OFCHEMICAL CHANGE IRON RUSTING BURNING OF WOOD MILK SOURING DOGESTION OF FOOD

EXAMPLES OF PHYSICAL CHANGE CUTTING OF WOODS BILING WATER MELTING OF ICE INTO WATER

DISSOLVING SALT IN WATER

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